ARM: spear: make clock driver independent of headers
authorArnd Bergmann <arnd@arndb.de>
Sun, 2 Dec 2012 16:59:57 +0000 (17:59 +0100)
committerArnd Bergmann <arnd@arndb.de>
Tue, 12 Mar 2013 16:39:58 +0000 (17:39 +0100)
Device drivers should not access MMIO registers through hardcoded
platform specific address constants. Instead, we can pass the
MMIO token to the spear clock driver in the initialization routine
to contain that knowledge in the platform code itself.

Ideally, the clock driver would use of_iomap() or similar to
get the address, and that can be used later, but for now, this
is the minimal change.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
12 files changed:
arch/arm/mach-spear/generic.h
arch/arm/mach-spear/include/mach/misc_regs.h
arch/arm/mach-spear/include/mach/spear.h
arch/arm/mach-spear/spear1310.c
arch/arm/mach-spear/spear13xx.c
arch/arm/mach-spear/spear320.c
arch/arm/mach-spear/spear3xx.c
arch/arm/mach-spear/spear6xx.c
drivers/clk/spear/spear1310_clock.c
drivers/clk/spear/spear1340_clock.c
drivers/clk/spear/spear3xx_clock.c
drivers/clk/spear/spear6xx_clock.c

index af47d9b0d83d0cf25fa1b0b6dcf1274fa311eeb0..8ba7e75b648da397ec2fc2730a7623e303cf4621 100644 (file)
@@ -29,10 +29,11 @@ extern struct dw_dma_slave nand_write_dma_priv;
 bool dw_dma_filter(struct dma_chan *chan, void *slave);
 
 void __init spear_setup_of_timer(void);
-void __init spear3xx_clk_init(void);
+void __init spear3xx_clk_init(void __iomem *misc_base,
+                             void __iomem *soc_config_base);
 void __init spear3xx_map_io(void);
 void __init spear3xx_dt_init_irq(void);
-void __init spear6xx_clk_init(void);
+void __init spear6xx_clk_init(void __iomem *misc_base);
 void __init spear13xx_map_io(void);
 void __init spear13xx_l2x0_init(void);
 
@@ -44,15 +45,15 @@ void __cpuinit spear13xx_cpu_die(unsigned int cpu);
 extern struct smp_operations spear13xx_smp_ops;
 
 #ifdef CONFIG_MACH_SPEAR1310
-void __init spear1310_clk_init(void);
+void __init spear1310_clk_init(void __iomem *misc_base, void __iomem *ras_base);
 #else
-static inline void spear1310_clk_init(void) {}
+static inline void spear1310_clk_init(void __iomem *misc_base, void __iomem *ras_base) {}
 #endif
 
 #ifdef CONFIG_MACH_SPEAR1340
-void __init spear1340_clk_init(void);
+void __init spear1340_clk_init(void __iomem *misc_base);
 #else
-static inline void spear1340_clk_init(void) {}
+static inline void spear1340_clk_init(void __iomem *misc_base) {}
 #endif
 
 #endif /* __MACH_GENERIC_H */
index 075812c4ca182cff60bf98fedd8895eb2789bc9f..935639ce59ba0e5e21da5d2b01b71751c81a254f 100644 (file)
@@ -16,7 +16,7 @@
 
 #include <mach/spear.h>
 
-#define MISC_BASE              IOMEM(VA_SPEAR_ICM3_MISC_REG_BASE)
+#define MISC_BASE              (VA_SPEAR_ICM3_MISC_REG_BASE)
 #define DMA_CHN_CFG            (MISC_BASE + 0x0A0)
 
 #endif /* __MACH_MISC_REGS_H */
index 2198ab96df9de38a0b73b446cc90238945485497..374ddc393df1e0d66a290a90cfef597d0963ebf3 100644 (file)
 
 /* ICM1 - Low speed connection */
 #define SPEAR_ICM1_2_BASE              UL(0xD0000000)
-#define VA_SPEAR_ICM1_2_BASE           UL(0xFD000000)
+#define VA_SPEAR_ICM1_2_BASE           IOMEM(0xFD000000)
 #define SPEAR_ICM1_UART_BASE           UL(0xD0000000)
-#define VA_SPEAR_ICM1_UART_BASE                (VA_SPEAR_ICM1_2_BASE | SPEAR_ICM1_UART_BASE)
+#define VA_SPEAR_ICM1_UART_BASE                (VA_SPEAR_ICM1_2_BASE - SPEAR_ICM1_2_BASE + SPEAR_ICM1_UART_BASE)
 #define SPEAR3XX_ICM1_SSP_BASE         UL(0xD0100000)
 
 /* ML-1, 2 - Multi Layer CPU Subsystem */
 #define SPEAR_ICM3_ML1_2_BASE          UL(0xF0000000)
-#define VA_SPEAR6XX_ML_CPU_BASE                UL(0xF0000000)
+#define VA_SPEAR6XX_ML_CPU_BASE                IOMEM(0xF0000000)
 
 /* ICM3 - Basic Subsystem */
 #define SPEAR_ICM3_SMI_CTRL_BASE       UL(0xFC000000)
-#define VA_SPEAR_ICM3_SMI_CTRL_BASE    UL(0xFC000000)
+#define VA_SPEAR_ICM3_SMI_CTRL_BASE    IOMEM(0xFC000000)
 #define SPEAR_ICM3_DMA_BASE            UL(0xFC400000)
 #define SPEAR_ICM3_SYS_CTRL_BASE       UL(0xFCA00000)
-#define VA_SPEAR_ICM3_SYS_CTRL_BASE    (VA_SPEAR_ICM3_SMI_CTRL_BASE | SPEAR_ICM3_SYS_CTRL_BASE)
+#define VA_SPEAR_ICM3_SYS_CTRL_BASE    (VA_SPEAR_ICM3_SMI_CTRL_BASE - SPEAR_ICM3_SMI_CTRL_BASE + SPEAR_ICM3_SYS_CTRL_BASE)
 #define SPEAR_ICM3_MISC_REG_BASE       UL(0xFCA80000)
-#define VA_SPEAR_ICM3_MISC_REG_BASE    (VA_SPEAR_ICM3_SMI_CTRL_BASE | SPEAR_ICM3_MISC_REG_BASE)
+#define VA_SPEAR_ICM3_MISC_REG_BASE    (VA_SPEAR_ICM3_SMI_CTRL_BASE - SPEAR_ICM3_SMI_CTRL_BASE + SPEAR_ICM3_MISC_REG_BASE)
 
 /* Debug uart for linux, will be used for debug and uncompress messages */
 #define SPEAR_DBG_UART_BASE            SPEAR_ICM1_UART_BASE
 /* Sysctl base for spear platform */
 #define SPEAR_SYS_CTRL_BASE            SPEAR_ICM3_SYS_CTRL_BASE
 #define VA_SPEAR_SYS_CTRL_BASE         VA_SPEAR_ICM3_SYS_CTRL_BASE
+#endif /* SPEAR3xx || SPEAR6XX */
 
 /* SPEAr320 Macros */
 #define SPEAR320_SOC_CONFIG_BASE       UL(0xB3000000)
-#define VA_SPEAR320_SOC_CONFIG_BASE    UL(0xFE000000)
-#define SPEAR320_CONTROL_REG           IOMEM(VA_SPEAR320_SOC_CONFIG_BASE)
-#define SPEAR320_EXT_CTRL_REG          IOMEM(VA_SPEAR320_SOC_CONFIG_BASE + 0x0018)
-       #define SPEAR320_UARTX_PCLK_MASK                0x1
-       #define SPEAR320_UART2_PCLK_SHIFT               8
-       #define SPEAR320_UART3_PCLK_SHIFT               9
-       #define SPEAR320_UART4_PCLK_SHIFT               10
-       #define SPEAR320_UART5_PCLK_SHIFT               11
-       #define SPEAR320_UART6_PCLK_SHIFT               12
-       #define SPEAR320_RS485_PCLK_SHIFT               13
-#endif /* SPEAR3xx || SPEAR6XX */
+#define VA_SPEAR320_SOC_CONFIG_BASE    IOMEM(0xFE000000)
 
 #ifdef CONFIG_ARCH_SPEAR13XX
 
@@ -79,6 +70,9 @@
 #define A9SM_AND_MPMC_BASE                     UL(0xEC000000)
 #define VA_A9SM_AND_MPMC_BASE                  IOMEM(0xFC000000)
 
+#define SPEAR1310_RAS_BASE                     UL(0xD8400000)
+#define VA_SPEAR1310_RAS_BASE                  IOMEM(UL(0xFA400000))
+
 /* A9SM peripheral offsets */
 #define A9SM_PERIP_BASE                                UL(0xEC800000)
 #define VA_A9SM_PERIP_BASE                     IOMEM(0xFC800000)
index fe868b20b46e4c444f326ccac8a063985e5826b6..ed3b5c287a7b8fd01c36397c204315ab29121ab9 100644 (file)
@@ -30,8 +30,6 @@
 
 #define SPEAR1310_RAS_GRP1_BASE                        UL(0xD8000000)
 #define VA_SPEAR1310_RAS_GRP1_BASE             UL(0xFA000000)
-#define SPEAR1310_RAS_BASE                     UL(0xD8400000)
-#define VA_SPEAR1310_RAS_BASE                  IOMEM(UL(0xFA400000))
 
 static struct arasan_cf_pdata cf_pdata = {
        .cf_if_clk = CF_IF_CLK_166M,
index 6f62dd59daf609bcbbfa6138aac51471eb9316ec..1b97e8623472806850743e43e72206f638748f74 100644 (file)
@@ -146,9 +146,9 @@ void __init spear13xx_map_io(void)
 static void __init spear13xx_clk_init(void)
 {
        if (of_machine_is_compatible("st,spear1310"))
-               spear1310_clk_init();
+               spear1310_clk_init(VA_MISC_BASE, VA_SPEAR1310_RAS_BASE);
        else if (of_machine_is_compatible("st,spear1340"))
-               spear1340_clk_init();
+               spear1340_clk_init(VA_MISC_BASE);
        else
                pr_err("%s: Unknown machine\n", __func__);
 }
index b8a4bb5fcee5fc16c44ca26772e762939956a248..6eb3eec65f9620325cbd66cde6145a3c962ab513 100644 (file)
@@ -254,7 +254,7 @@ static const char * const spear320_dt_board_compat[] = {
 
 struct map_desc spear320_io_desc[] __initdata = {
        {
-               .virtual        = VA_SPEAR320_SOC_CONFIG_BASE,
+               .virtual        = (unsigned long)VA_SPEAR320_SOC_CONFIG_BASE,
                .pfn            = __phys_to_pfn(SPEAR320_SOC_CONFIG_BASE),
                .length         = SZ_16M,
                .type           = MT_DEVICE
index be0c94d04d509d0ba1029ca37daf6dfc41ab90af..0227c97797cdc1f0bc50b14084e47298ce7879a3 100644 (file)
@@ -21,6 +21,7 @@
 #include "pl080.h"
 #include "generic.h"
 #include <mach/spear.h>
+#include <mach/misc_regs.h>
 
 /* ssp device registration */
 struct pl022_ssp_controller pl022_plat_data = {
@@ -67,12 +68,12 @@ struct pl08x_platform_data pl080_plat_data = {
  */
 struct map_desc spear3xx_io_desc[] __initdata = {
        {
-               .virtual        = VA_SPEAR_ICM1_2_BASE,
+               .virtual        = (unsigned long)VA_SPEAR_ICM1_2_BASE,
                .pfn            = __phys_to_pfn(SPEAR_ICM1_2_BASE),
                .length         = SZ_16M,
                .type           = MT_DEVICE
        }, {
-               .virtual        = VA_SPEAR_ICM3_SMI_CTRL_BASE,
+               .virtual        = (unsigned long)VA_SPEAR_ICM3_SMI_CTRL_BASE,
                .pfn            = __phys_to_pfn(SPEAR_ICM3_SMI_CTRL_BASE),
                .length         = SZ_16M,
                .type           = MT_DEVICE
@@ -90,7 +91,7 @@ void __init spear3xx_timer_init(void)
        char pclk_name[] = "pll3_clk";
        struct clk *gpt_clk, *pclk;
 
-       spear3xx_clk_init();
+       spear3xx_clk_init(MISC_BASE, VA_SPEAR320_SOC_CONFIG_BASE);
 
        /* get the system timer clock */
        gpt_clk = clk_get_sys("gpt0", NULL);
index 78e1359771462db6a41d305129ec09c8f8737982..9b5ea254ed82527c43cd1a92069fb359fda88856 100644 (file)
@@ -27,6 +27,7 @@
 #include "pl080.h"
 #include "generic.h"
 #include <mach/spear.h>
+#include <mach/misc_regs.h>
 
 /* dmac device registration */
 static struct pl08x_channel_data spear600_dma_info[] = {
@@ -350,17 +351,17 @@ struct pl08x_platform_data pl080_plat_data = {
  */
 struct map_desc spear6xx_io_desc[] __initdata = {
        {
-               .virtual        = VA_SPEAR6XX_ML_CPU_BASE,
+               .virtual        = (unsigned long)VA_SPEAR6XX_ML_CPU_BASE,
                .pfn            = __phys_to_pfn(SPEAR_ICM3_ML1_2_BASE),
                .length         = 2 * SZ_16M,
                .type           = MT_DEVICE
        },      {
-               .virtual        = VA_SPEAR_ICM1_2_BASE,
+               .virtual        = (unsigned long)VA_SPEAR_ICM1_2_BASE,
                .pfn            = __phys_to_pfn(SPEAR_ICM1_2_BASE),
                .length         = SZ_16M,
                .type           = MT_DEVICE
        }, {
-               .virtual        = VA_SPEAR_ICM3_SMI_CTRL_BASE,
+               .virtual        = (unsigned long)VA_SPEAR_ICM3_SMI_CTRL_BASE,
                .pfn            = __phys_to_pfn(SPEAR_ICM3_SMI_CTRL_BASE),
                .length         = SZ_16M,
                .type           = MT_DEVICE
@@ -378,7 +379,7 @@ void __init spear6xx_timer_init(void)
        char pclk_name[] = "pll3_clk";
        struct clk *gpt_clk, *pclk;
 
-       spear6xx_clk_init();
+       spear6xx_clk_init(MISC_BASE);
 
        /* get the system timer clock */
        gpt_clk = clk_get_sys("gpt0", NULL);
index ed9af4278619a574d41a5489b796caaa7531de8c..aedbbe12f321bb448b3e1336ead9b74e6ba27501 100644 (file)
 #include <linux/io.h>
 #include <linux/of_platform.h>
 #include <linux/spinlock_types.h>
-#include <mach/spear.h>
 #include "clk.h"
 
-#define VA_SPEAR1310_RAS_BASE                  IOMEM(UL(0xFA400000))
 /* PLL related registers and bit values */
-#define SPEAR1310_PLL_CFG                      (VA_MISC_BASE + 0x210)
+#define SPEAR1310_PLL_CFG                      (misc_base + 0x210)
        /* PLL_CFG bit values */
        #define SPEAR1310_CLCD_SYNT_CLK_MASK            1
        #define SPEAR1310_CLCD_SYNT_CLK_SHIFT           31
        #define SPEAR1310_PLL2_CLK_SHIFT                22
        #define SPEAR1310_PLL1_CLK_SHIFT                20
 
-#define SPEAR1310_PLL1_CTR                     (VA_MISC_BASE + 0x214)
-#define SPEAR1310_PLL1_FRQ                     (VA_MISC_BASE + 0x218)
-#define SPEAR1310_PLL2_CTR                     (VA_MISC_BASE + 0x220)
-#define SPEAR1310_PLL2_FRQ                     (VA_MISC_BASE + 0x224)
-#define SPEAR1310_PLL3_CTR                     (VA_MISC_BASE + 0x22C)
-#define SPEAR1310_PLL3_FRQ                     (VA_MISC_BASE + 0x230)
-#define SPEAR1310_PLL4_CTR                     (VA_MISC_BASE + 0x238)
-#define SPEAR1310_PLL4_FRQ                     (VA_MISC_BASE + 0x23C)
-#define SPEAR1310_PERIP_CLK_CFG                        (VA_MISC_BASE + 0x244)
+#define SPEAR1310_PLL1_CTR                     (misc_base + 0x214)
+#define SPEAR1310_PLL1_FRQ                     (misc_base + 0x218)
+#define SPEAR1310_PLL2_CTR                     (misc_base + 0x220)
+#define SPEAR1310_PLL2_FRQ                     (misc_base + 0x224)
+#define SPEAR1310_PLL3_CTR                     (misc_base + 0x22C)
+#define SPEAR1310_PLL3_FRQ                     (misc_base + 0x230)
+#define SPEAR1310_PLL4_CTR                     (misc_base + 0x238)
+#define SPEAR1310_PLL4_FRQ                     (misc_base + 0x23C)
+#define SPEAR1310_PERIP_CLK_CFG                        (misc_base + 0x244)
        /* PERIP_CLK_CFG bit values */
        #define SPEAR1310_GPT_OSC24_VAL                 0
        #define SPEAR1310_GPT_APB_VAL                   1
@@ -65,7 +63,7 @@
        #define SPEAR1310_C3_CLK_MASK                   1
        #define SPEAR1310_C3_CLK_SHIFT                  1
 
-#define SPEAR1310_GMAC_CLK_CFG                 (VA_MISC_BASE + 0x248)
+#define SPEAR1310_GMAC_CLK_CFG                 (misc_base + 0x248)
        #define SPEAR1310_GMAC_PHY_IF_SEL_MASK          3
        #define SPEAR1310_GMAC_PHY_IF_SEL_SHIFT         4
        #define SPEAR1310_GMAC_PHY_CLK_MASK             1
@@ -73,7 +71,7 @@
        #define SPEAR1310_GMAC_PHY_INPUT_CLK_MASK       2
        #define SPEAR1310_GMAC_PHY_INPUT_CLK_SHIFT      1
 
-#define SPEAR1310_I2S_CLK_CFG                  (VA_MISC_BASE + 0x24C)
+#define SPEAR1310_I2S_CLK_CFG                  (misc_base + 0x24C)
        /* I2S_CLK_CFG register mask */
        #define SPEAR1310_I2S_SCLK_X_MASK               0x1F
        #define SPEAR1310_I2S_SCLK_X_SHIFT              27
        #define SPEAR1310_I2S_SRC_CLK_MASK              2
        #define SPEAR1310_I2S_SRC_CLK_SHIFT             0
 
-#define SPEAR1310_C3_CLK_SYNT                  (VA_MISC_BASE + 0x250)
-#define SPEAR1310_UART_CLK_SYNT                        (VA_MISC_BASE + 0x254)
-#define SPEAR1310_GMAC_CLK_SYNT                        (VA_MISC_BASE + 0x258)
-#define SPEAR1310_SDHCI_CLK_SYNT               (VA_MISC_BASE + 0x25C)
-#define SPEAR1310_CFXD_CLK_SYNT                        (VA_MISC_BASE + 0x260)
-#define SPEAR1310_ADC_CLK_SYNT                 (VA_MISC_BASE + 0x264)
-#define SPEAR1310_AMBA_CLK_SYNT                        (VA_MISC_BASE + 0x268)
-#define SPEAR1310_CLCD_CLK_SYNT                        (VA_MISC_BASE + 0x270)
-#define SPEAR1310_RAS_CLK_SYNT0                        (VA_MISC_BASE + 0x280)
-#define SPEAR1310_RAS_CLK_SYNT1                        (VA_MISC_BASE + 0x288)
-#define SPEAR1310_RAS_CLK_SYNT2                        (VA_MISC_BASE + 0x290)
-#define SPEAR1310_RAS_CLK_SYNT3                        (VA_MISC_BASE + 0x298)
+#define SPEAR1310_C3_CLK_SYNT                  (misc_base + 0x250)
+#define SPEAR1310_UART_CLK_SYNT                        (misc_base + 0x254)
+#define SPEAR1310_GMAC_CLK_SYNT                        (misc_base + 0x258)
+#define SPEAR1310_SDHCI_CLK_SYNT               (misc_base + 0x25C)
+#define SPEAR1310_CFXD_CLK_SYNT                        (misc_base + 0x260)
+#define SPEAR1310_ADC_CLK_SYNT                 (misc_base + 0x264)
+#define SPEAR1310_AMBA_CLK_SYNT                        (misc_base + 0x268)
+#define SPEAR1310_CLCD_CLK_SYNT                        (misc_base + 0x270)
+#define SPEAR1310_RAS_CLK_SYNT0                        (misc_base + 0x280)
+#define SPEAR1310_RAS_CLK_SYNT1                        (misc_base + 0x288)
+#define SPEAR1310_RAS_CLK_SYNT2                        (misc_base + 0x290)
+#define SPEAR1310_RAS_CLK_SYNT3                        (misc_base + 0x298)
        /* Check Fractional synthesizer reg masks */
 
-#define SPEAR1310_PERIP1_CLK_ENB               (VA_MISC_BASE + 0x300)
+#define SPEAR1310_PERIP1_CLK_ENB               (misc_base + 0x300)
        /* PERIP1_CLK_ENB register masks */
        #define SPEAR1310_RTC_CLK_ENB                   31
        #define SPEAR1310_ADC_CLK_ENB                   30
        #define SPEAR1310_SYSROM_CLK_ENB                1
        #define SPEAR1310_BUS_CLK_ENB                   0
 
-#define SPEAR1310_PERIP2_CLK_ENB               (VA_MISC_BASE + 0x304)
+#define SPEAR1310_PERIP2_CLK_ENB               (misc_base + 0x304)
        /* PERIP2_CLK_ENB register masks */
        #define SPEAR1310_THSENS_CLK_ENB                8
        #define SPEAR1310_I2S_REF_PAD_CLK_ENB           7
        #define SPEAR1310_DDR_CORE_CLK_ENB              1
        #define SPEAR1310_DDR_CTRL_CLK_ENB              0
 
-#define SPEAR1310_RAS_CLK_ENB                  (VA_MISC_BASE + 0x310)
+#define SPEAR1310_RAS_CLK_ENB                  (misc_base + 0x310)
        /* RAS_CLK_ENB register masks */
        #define SPEAR1310_SYNT3_CLK_ENB                 17
        #define SPEAR1310_SYNT2_CLK_ENB                 16
        #define SPEAR1310_ACLK_CLK_ENB                  0
 
 /* RAS Area Control Register */
-#define SPEAR1310_RAS_CTRL_REG0                        (VA_SPEAR1310_RAS_BASE + 0x000)
+#define SPEAR1310_RAS_CTRL_REG0                        (ras_base + 0x000)
        #define SPEAR1310_SSP1_CLK_MASK                 3
        #define SPEAR1310_SSP1_CLK_SHIFT                26
        #define SPEAR1310_TDM_CLK_MASK                  1
        #define SPEAR1310_PCI_CLK_MASK                  1
        #define SPEAR1310_PCI_CLK_SHIFT                 0
 
-#define SPEAR1310_RAS_CTRL_REG1                        (VA_SPEAR1310_RAS_BASE + 0x004)
+#define SPEAR1310_RAS_CTRL_REG1                        (ras_base + 0x004)
        #define SPEAR1310_PHY_CLK_MASK                  0x3
        #define SPEAR1310_RMII_PHY_CLK_SHIFT            0
        #define SPEAR1310_SMII_RGMII_PHY_CLK_SHIFT      2
 
-#define SPEAR1310_RAS_SW_CLK_CTRL              (VA_SPEAR1310_RAS_BASE + 0x0148)
+#define SPEAR1310_RAS_SW_CLK_CTRL              (ras_base + 0x0148)
        #define SPEAR1310_CAN1_CLK_ENB                  25
        #define SPEAR1310_CAN0_CLK_ENB                  24
        #define SPEAR1310_GPT64_CLK_ENB                 23
@@ -385,7 +383,7 @@ static const char *ssp1_parents[] = { "ras_apb_clk", "gen_syn1_clk",
 static const char *pci_parents[] = { "ras_pll3_clk", "gen_syn2_clk", };
 static const char *tdm_parents[] = { "ras_pll3_clk", "gen_syn1_clk", };
 
-void __init spear1310_clk_init(void)
+void __init spear1310_clk_init(void __iomem *misc_base, void __iomem *ras_base)
 {
        struct clk *clk, *clk1;
 
index 82abea366b785d15f9d138885e240822d29762fb..3ceb4507e95f71126f49398dca36e62cb8cd3098 100644 (file)
 #include <linux/io.h>
 #include <linux/of_platform.h>
 #include <linux/spinlock_types.h>
-#include <mach/spear.h>
 #include "clk.h"
 
 /* Clock Configuration Registers */
-#define SPEAR1340_SYS_CLK_CTRL                 (VA_MISC_BASE + 0x200)
+#define SPEAR1340_SYS_CLK_CTRL                 (misc_base + 0x200)
        #define SPEAR1340_HCLK_SRC_SEL_SHIFT    27
        #define SPEAR1340_HCLK_SRC_SEL_MASK     1
        #define SPEAR1340_SCLK_SRC_SEL_SHIFT    23
        #define SPEAR1340_SCLK_SRC_SEL_MASK     3
 
 /* PLL related registers and bit values */
-#define SPEAR1340_PLL_CFG                      (VA_MISC_BASE + 0x210)
+#define SPEAR1340_PLL_CFG                      (misc_base + 0x210)
        /* PLL_CFG bit values */
        #define SPEAR1340_CLCD_SYNT_CLK_MASK            1
        #define SPEAR1340_CLCD_SYNT_CLK_SHIFT           31
        #define SPEAR1340_PLL2_CLK_SHIFT                22
        #define SPEAR1340_PLL1_CLK_SHIFT                20
 
-#define SPEAR1340_PLL1_CTR                     (VA_MISC_BASE + 0x214)
-#define SPEAR1340_PLL1_FRQ                     (VA_MISC_BASE + 0x218)
-#define SPEAR1340_PLL2_CTR                     (VA_MISC_BASE + 0x220)
-#define SPEAR1340_PLL2_FRQ                     (VA_MISC_BASE + 0x224)
-#define SPEAR1340_PLL3_CTR                     (VA_MISC_BASE + 0x22C)
-#define SPEAR1340_PLL3_FRQ                     (VA_MISC_BASE + 0x230)
-#define SPEAR1340_PLL4_CTR                     (VA_MISC_BASE + 0x238)
-#define SPEAR1340_PLL4_FRQ                     (VA_MISC_BASE + 0x23C)
-#define SPEAR1340_PERIP_CLK_CFG                        (VA_MISC_BASE + 0x244)
+#define SPEAR1340_PLL1_CTR                     (misc_base + 0x214)
+#define SPEAR1340_PLL1_FRQ                     (misc_base + 0x218)
+#define SPEAR1340_PLL2_CTR                     (misc_base + 0x220)
+#define SPEAR1340_PLL2_FRQ                     (misc_base + 0x224)
+#define SPEAR1340_PLL3_CTR                     (misc_base + 0x22C)
+#define SPEAR1340_PLL3_FRQ                     (misc_base + 0x230)
+#define SPEAR1340_PLL4_CTR                     (misc_base + 0x238)
+#define SPEAR1340_PLL4_FRQ                     (misc_base + 0x23C)
+#define SPEAR1340_PERIP_CLK_CFG                        (misc_base + 0x244)
        /* PERIP_CLK_CFG bit values */
        #define SPEAR1340_SPDIF_CLK_MASK                1
        #define SPEAR1340_SPDIF_OUT_CLK_SHIFT           15
        #define SPEAR1340_C3_CLK_MASK                   1
        #define SPEAR1340_C3_CLK_SHIFT                  1
 
-#define SPEAR1340_GMAC_CLK_CFG                 (VA_MISC_BASE + 0x248)
+#define SPEAR1340_GMAC_CLK_CFG                 (misc_base + 0x248)
        #define SPEAR1340_GMAC_PHY_CLK_MASK             1
        #define SPEAR1340_GMAC_PHY_CLK_SHIFT            2
        #define SPEAR1340_GMAC_PHY_INPUT_CLK_MASK       2
        #define SPEAR1340_GMAC_PHY_INPUT_CLK_SHIFT      0
 
-#define SPEAR1340_I2S_CLK_CFG                  (VA_MISC_BASE + 0x24C)
+#define SPEAR1340_I2S_CLK_CFG                  (misc_base + 0x24C)
        /* I2S_CLK_CFG register mask */
        #define SPEAR1340_I2S_SCLK_X_MASK               0x1F
        #define SPEAR1340_I2S_SCLK_X_SHIFT              27
        #define SPEAR1340_I2S_SRC_CLK_MASK              2
        #define SPEAR1340_I2S_SRC_CLK_SHIFT             0
 
-#define SPEAR1340_C3_CLK_SYNT                  (VA_MISC_BASE + 0x250)
-#define SPEAR1340_UART0_CLK_SYNT               (VA_MISC_BASE + 0x254)
-#define SPEAR1340_UART1_CLK_SYNT               (VA_MISC_BASE + 0x258)
-#define SPEAR1340_GMAC_CLK_SYNT                        (VA_MISC_BASE + 0x25C)
-#define SPEAR1340_SDHCI_CLK_SYNT               (VA_MISC_BASE + 0x260)
-#define SPEAR1340_CFXD_CLK_SYNT                        (VA_MISC_BASE + 0x264)
-#define SPEAR1340_ADC_CLK_SYNT                 (VA_MISC_BASE + 0x270)
-#define SPEAR1340_AMBA_CLK_SYNT                        (VA_MISC_BASE + 0x274)
-#define SPEAR1340_CLCD_CLK_SYNT                        (VA_MISC_BASE + 0x27C)
-#define SPEAR1340_SYS_CLK_SYNT                 (VA_MISC_BASE + 0x284)
-#define SPEAR1340_GEN_CLK_SYNT0                        (VA_MISC_BASE + 0x28C)
-#define SPEAR1340_GEN_CLK_SYNT1                        (VA_MISC_BASE + 0x294)
-#define SPEAR1340_GEN_CLK_SYNT2                        (VA_MISC_BASE + 0x29C)
-#define SPEAR1340_GEN_CLK_SYNT3                        (VA_MISC_BASE + 0x304)
-#define SPEAR1340_PERIP1_CLK_ENB               (VA_MISC_BASE + 0x30C)
+#define SPEAR1340_C3_CLK_SYNT                  (misc_base + 0x250)
+#define SPEAR1340_UART0_CLK_SYNT               (misc_base + 0x254)
+#define SPEAR1340_UART1_CLK_SYNT               (misc_base + 0x258)
+#define SPEAR1340_GMAC_CLK_SYNT                        (misc_base + 0x25C)
+#define SPEAR1340_SDHCI_CLK_SYNT               (misc_base + 0x260)
+#define SPEAR1340_CFXD_CLK_SYNT                        (misc_base + 0x264)
+#define SPEAR1340_ADC_CLK_SYNT                 (misc_base + 0x270)
+#define SPEAR1340_AMBA_CLK_SYNT                        (misc_base + 0x274)
+#define SPEAR1340_CLCD_CLK_SYNT                        (misc_base + 0x27C)
+#define SPEAR1340_SYS_CLK_SYNT                 (misc_base + 0x284)
+#define SPEAR1340_GEN_CLK_SYNT0                        (misc_base + 0x28C)
+#define SPEAR1340_GEN_CLK_SYNT1                        (misc_base + 0x294)
+#define SPEAR1340_GEN_CLK_SYNT2                        (misc_base + 0x29C)
+#define SPEAR1340_GEN_CLK_SYNT3                        (misc_base + 0x304)
+#define SPEAR1340_PERIP1_CLK_ENB               (misc_base + 0x30C)
        #define SPEAR1340_RTC_CLK_ENB                   31
        #define SPEAR1340_ADC_CLK_ENB                   30
        #define SPEAR1340_C3_CLK_ENB                    29
        #define SPEAR1340_SYSROM_CLK_ENB                1
        #define SPEAR1340_BUS_CLK_ENB                   0
 
-#define SPEAR1340_PERIP2_CLK_ENB               (VA_MISC_BASE + 0x310)
+#define SPEAR1340_PERIP2_CLK_ENB               (misc_base + 0x310)
        #define SPEAR1340_THSENS_CLK_ENB                8
        #define SPEAR1340_I2S_REF_PAD_CLK_ENB           7
        #define SPEAR1340_ACP_CLK_ENB                   6
        #define SPEAR1340_DDR_CORE_CLK_ENB              1
        #define SPEAR1340_DDR_CTRL_CLK_ENB              0
 
-#define SPEAR1340_PERIP3_CLK_ENB               (VA_MISC_BASE + 0x314)
+#define SPEAR1340_PERIP3_CLK_ENB               (misc_base + 0x314)
        #define SPEAR1340_PLGPIO_CLK_ENB                18
        #define SPEAR1340_VIDEO_DEC_CLK_ENB             16
        #define SPEAR1340_VIDEO_ENC_CLK_ENB             15
@@ -441,7 +440,7 @@ static const char *gen_synth0_1_parents[] = { "vco1div4_clk", "vco3div2_clk",
 static const char *gen_synth2_3_parents[] = { "vco1div4_clk", "vco2div2_clk",
        "pll2_clk", };
 
-void __init spear1340_clk_init(void)
+void __init spear1340_clk_init(void __iomem *misc_base)
 {
        struct clk *clk, *clk1;
 
index 33d3ac588da783626554642bd1a9cbffea6ecb61..f9ec43fd1320065b1d2050bf799dad8d1a5a8028 100644 (file)
 #include <linux/io.h>
 #include <linux/of_platform.h>
 #include <linux/spinlock_types.h>
-#include <mach/misc_regs.h>
 #include "clk.h"
 
 static DEFINE_SPINLOCK(_lock);
 
-#define PLL1_CTR                       (MISC_BASE + 0x008)
-#define PLL1_FRQ                       (MISC_BASE + 0x00C)
-#define PLL2_CTR                       (MISC_BASE + 0x014)
-#define PLL2_FRQ                       (MISC_BASE + 0x018)
-#define PLL_CLK_CFG                    (MISC_BASE + 0x020)
+#define PLL1_CTR                       (misc_base + 0x008)
+#define PLL1_FRQ                       (misc_base + 0x00C)
+#define PLL2_CTR                       (misc_base + 0x014)
+#define PLL2_FRQ                       (misc_base + 0x018)
+#define PLL_CLK_CFG                    (misc_base + 0x020)
        /* PLL_CLK_CFG register masks */
        #define MCTR_CLK_SHIFT          28
        #define MCTR_CLK_MASK           3
 
-#define CORE_CLK_CFG                   (MISC_BASE + 0x024)
+#define CORE_CLK_CFG                   (misc_base + 0x024)
        /* CORE CLK CFG register masks */
        #define GEN_SYNTH2_3_CLK_SHIFT  18
        #define GEN_SYNTH2_3_CLK_MASK   1
@@ -39,7 +38,7 @@ static DEFINE_SPINLOCK(_lock);
        #define PCLK_RATIO_SHIFT        8
        #define PCLK_RATIO_MASK         2
 
-#define PERIP_CLK_CFG                  (MISC_BASE + 0x028)
+#define PERIP_CLK_CFG                  (misc_base + 0x028)
        /* PERIP_CLK_CFG register masks */
        #define UART_CLK_SHIFT          4
        #define UART_CLK_MASK           1
@@ -50,7 +49,7 @@ static DEFINE_SPINLOCK(_lock);
        #define GPT2_CLK_SHIFT          12
        #define GPT_CLK_MASK            1
 
-#define PERIP1_CLK_ENB                 (MISC_BASE + 0x02C)
+#define PERIP1_CLK_ENB                 (misc_base + 0x02C)
        /* PERIP1_CLK_ENB register masks */
        #define UART_CLK_ENB            3
        #define SSP_CLK_ENB             5
@@ -69,7 +68,7 @@ static DEFINE_SPINLOCK(_lock);
        #define USBH_CLK_ENB            25
        #define C3_CLK_ENB              31
 
-#define RAS_CLK_ENB                    (MISC_BASE + 0x034)
+#define RAS_CLK_ENB                    (misc_base + 0x034)
        #define RAS_AHB_CLK_ENB         0
        #define RAS_PLL1_CLK_ENB        1
        #define RAS_APB_CLK_ENB         2
@@ -82,20 +81,20 @@ static DEFINE_SPINLOCK(_lock);
        #define RAS_SYNT2_CLK_ENB       10
        #define RAS_SYNT3_CLK_ENB       11
 
-#define PRSC0_CLK_CFG                  (MISC_BASE + 0x044)
-#define PRSC1_CLK_CFG                  (MISC_BASE + 0x048)
-#define PRSC2_CLK_CFG                  (MISC_BASE + 0x04C)
-#define AMEM_CLK_CFG                   (MISC_BASE + 0x050)
+#define PRSC0_CLK_CFG                  (misc_base + 0x044)
+#define PRSC1_CLK_CFG                  (misc_base + 0x048)
+#define PRSC2_CLK_CFG                  (misc_base + 0x04C)
+#define AMEM_CLK_CFG                   (misc_base + 0x050)
        #define AMEM_CLK_ENB            0
 
-#define CLCD_CLK_SYNT                  (MISC_BASE + 0x05C)
-#define FIRDA_CLK_SYNT                 (MISC_BASE + 0x060)
-#define UART_CLK_SYNT                  (MISC_BASE + 0x064)
-#define GMAC_CLK_SYNT                  (MISC_BASE + 0x068)
-#define GEN0_CLK_SYNT                  (MISC_BASE + 0x06C)
-#define GEN1_CLK_SYNT                  (MISC_BASE + 0x070)
-#define GEN2_CLK_SYNT                  (MISC_BASE + 0x074)
-#define GEN3_CLK_SYNT                  (MISC_BASE + 0x078)
+#define CLCD_CLK_SYNT                  (misc_base + 0x05C)
+#define FIRDA_CLK_SYNT                 (misc_base + 0x060)
+#define UART_CLK_SYNT                  (misc_base + 0x064)
+#define GMAC_CLK_SYNT                  (misc_base + 0x068)
+#define GEN0_CLK_SYNT                  (misc_base + 0x06C)
+#define GEN1_CLK_SYNT                  (misc_base + 0x070)
+#define GEN2_CLK_SYNT                  (misc_base + 0x074)
+#define GEN3_CLK_SYNT                  (misc_base + 0x078)
 
 /* pll rate configuration table, in ascending order of rates */
 static struct pll_rate_tbl pll_rtbl[] = {
@@ -211,6 +210,17 @@ static inline void spear310_clk_init(void) { }
 
 /* array of all spear 320 clock lookups */
 #ifdef CONFIG_MACH_SPEAR320
+
+#define SPEAR320_CONTROL_REG           (soc_config_base + 0x0000)
+#define SPEAR320_EXT_CTRL_REG          (soc_config_base + 0x0018)
+
+       #define SPEAR320_UARTX_PCLK_MASK                0x1
+       #define SPEAR320_UART2_PCLK_SHIFT               8
+       #define SPEAR320_UART3_PCLK_SHIFT               9
+       #define SPEAR320_UART4_PCLK_SHIFT               10
+       #define SPEAR320_UART5_PCLK_SHIFT               11
+       #define SPEAR320_UART6_PCLK_SHIFT               12
+       #define SPEAR320_RS485_PCLK_SHIFT               13
        #define SMII_PCLK_SHIFT                         18
        #define SMII_PCLK_MASK                          2
        #define SMII_PCLK_VAL_PAD                       0x0
@@ -235,7 +245,7 @@ static const char *smii0_parents[] = { "smii_125m_pad", "ras_pll2_clk",
        "ras_syn0_gclk", };
 static const char *uartx_parents[] = { "ras_syn1_gclk", "ras_apb_clk", };
 
-static void __init spear320_clk_init(void)
+static void __init spear320_clk_init(void __iomem *soc_config_base)
 {
        struct clk *clk;
 
@@ -362,7 +372,7 @@ static void __init spear320_clk_init(void)
 static inline void spear320_clk_init(void) { }
 #endif
 
-void __init spear3xx_clk_init(void)
+void __init spear3xx_clk_init(void __iomem *misc_base, void __iomem *soc_config_base)
 {
        struct clk *clk, *clk1;
 
@@ -634,5 +644,5 @@ void __init spear3xx_clk_init(void)
        else if (of_machine_is_compatible("st,spear310"))
                spear310_clk_init();
        else if (of_machine_is_compatible("st,spear320"))
-               spear320_clk_init();
+               spear320_clk_init(soc_config_base);
 }
index e862a333ad306166554098b919fc512ab51f13ae..9406f2426d64723f30764442eef1bb67ecac280a 100644 (file)
 #include <linux/clkdev.h>
 #include <linux/io.h>
 #include <linux/spinlock_types.h>
-#include <mach/misc_regs.h>
 #include "clk.h"
 
 static DEFINE_SPINLOCK(_lock);
 
-#define PLL1_CTR                       (MISC_BASE + 0x008)
-#define PLL1_FRQ                       (MISC_BASE + 0x00C)
-#define PLL2_CTR                       (MISC_BASE + 0x014)
-#define PLL2_FRQ                       (MISC_BASE + 0x018)
-#define PLL_CLK_CFG                    (MISC_BASE + 0x020)
+#define PLL1_CTR                       (misc_base + 0x008)
+#define PLL1_FRQ                       (misc_base + 0x00C)
+#define PLL2_CTR                       (misc_base + 0x014)
+#define PLL2_FRQ                       (misc_base + 0x018)
+#define PLL_CLK_CFG                    (misc_base + 0x020)
        /* PLL_CLK_CFG register masks */
        #define MCTR_CLK_SHIFT          28
        #define MCTR_CLK_MASK           3
 
-#define CORE_CLK_CFG                   (MISC_BASE + 0x024)
+#define CORE_CLK_CFG                   (misc_base + 0x024)
        /* CORE CLK CFG register masks */
        #define HCLK_RATIO_SHIFT        10
        #define HCLK_RATIO_MASK         2
        #define PCLK_RATIO_SHIFT        8
        #define PCLK_RATIO_MASK         2
 
-#define PERIP_CLK_CFG                  (MISC_BASE + 0x028)
+#define PERIP_CLK_CFG                  (misc_base + 0x028)
        /* PERIP_CLK_CFG register masks */
        #define CLCD_CLK_SHIFT          2
        #define CLCD_CLK_MASK           2
@@ -48,7 +47,7 @@ static DEFINE_SPINLOCK(_lock);
        #define GPT3_CLK_SHIFT          12
        #define GPT_CLK_MASK            1
 
-#define PERIP1_CLK_ENB                 (MISC_BASE + 0x02C)
+#define PERIP1_CLK_ENB                 (misc_base + 0x02C)
        /* PERIP1_CLK_ENB register masks */
        #define UART0_CLK_ENB           3
        #define UART1_CLK_ENB           4
@@ -74,13 +73,13 @@ static DEFINE_SPINLOCK(_lock);
        #define USBH0_CLK_ENB           25
        #define USBH1_CLK_ENB           26
 
-#define PRSC0_CLK_CFG                  (MISC_BASE + 0x044)
-#define PRSC1_CLK_CFG                  (MISC_BASE + 0x048)
-#define PRSC2_CLK_CFG                  (MISC_BASE + 0x04C)
+#define PRSC0_CLK_CFG                  (misc_base + 0x044)
+#define PRSC1_CLK_CFG                  (misc_base + 0x048)
+#define PRSC2_CLK_CFG                  (misc_base + 0x04C)
 
-#define CLCD_CLK_SYNT                  (MISC_BASE + 0x05C)
-#define FIRDA_CLK_SYNT                 (MISC_BASE + 0x060)
-#define UART_CLK_SYNT                  (MISC_BASE + 0x064)
+#define CLCD_CLK_SYNT                  (misc_base + 0x05C)
+#define FIRDA_CLK_SYNT                 (misc_base + 0x060)
+#define UART_CLK_SYNT                  (misc_base + 0x064)
 
 /* vco rate configuration table, in ascending order of rates */
 static struct pll_rate_tbl pll_rtbl[] = {
@@ -115,7 +114,7 @@ static struct gpt_rate_tbl gpt_rtbl[] = {
        {.mscale = 1, .nscale = 0}, /* 83 MHz */
 };
 
-void __init spear6xx_clk_init(void)
+void __init spear6xx_clk_init(void __iomem *misc_base)
 {
        struct clk *clk, *clk1;