ARM: S3C2416: Add HSSPI clock sourced from EPLL
authorHeiko Stuebner <heiko@sntech.de>
Mon, 26 Sep 2011 23:45:09 +0000 (08:45 +0900)
committerKukjin Kim <kgene.kim@samsung.com>
Tue, 4 Oct 2011 10:01:22 +0000 (19:01 +0900)
This clock is special to the S3C2416/2450 SoCs.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
arch/arm/mach-s3c2416/clock.c

index 21a5e81f0ab570460ba67c99fd017c32df566838..196fb37f4b19750b71c11ad2132c7324da5db330 100644 (file)
@@ -38,6 +38,32 @@ static unsigned int armdiv[8] = {
        [7] = 8,
 };
 
+static struct clksrc_clk hsspi_eplldiv = {
+       .clk = {
+               .name   = "hsspi-eplldiv",
+               .parent = &clk_esysclk.clk,
+               .ctrlbit = (1 << 14),
+               .enable = s3c2443_clkcon_enable_s,
+       },
+       .reg_div = { .reg = S3C2443_CLKDIV1, .size = 2, .shift = 24 },
+};
+
+static struct clk *hsspi_sources[] = {
+       [0] = &hsspi_eplldiv.clk,
+       [1] = NULL, /* to fix */
+};
+
+static struct clksrc_clk hsspi_mux = {
+       .clk    = {
+               .name   = "hsspi-if",
+       },
+       .sources = &(struct clksrc_sources) {
+               .sources = hsspi_sources,
+               .nr_sources = ARRAY_SIZE(hsspi_sources),
+       },
+       .reg_src = { .reg = S3C2443_CLKSRC, .size = 1, .shift = 18 },
+};
+
 static struct clksrc_clk hsmmc_div[] = {
        [0] = {
                .clk = {
@@ -114,6 +140,8 @@ void __init_or_cpufreq s3c2416_setup_clocks(void)
 
 
 static struct clksrc_clk *clksrcs[] __initdata = {
+       &hsspi_eplldiv,
+       &hsspi_mux,
        &hsmmc_div[0],
        &hsmmc_div[1],
        &hsmmc_mux[0],