From: Magnus Damm Date: Tue, 16 Feb 2010 05:17:52 +0000 (+0000) Subject: sh: fix sh7722 SDHI support using INTC force_disable X-Git-Tag: firefly_0821_release~9833^2~3107^2~19 X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=e9125ac0bf78bc19181359a3411d2e2bb757942d;p=firefly-linux-kernel-4.4.55.git sh: fix sh7722 SDHI support using INTC force_disable Update the sh7722 INTC tables with force_enable support to mask out pending unsupported SDHI interrupt sources. Without this patch the kernel locks up due to a pending SDHI interrupt that the tmio_mmc driver cannot handle. Signed-off-by: Magnus Damm Signed-off-by: Paul Mundt --- diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c index 0949135a125c..ef3f97827808 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c @@ -447,6 +447,7 @@ void __init plat_early_device_setup(void) enum { UNUSED=0, ENABLED, + DISABLED, /* interrupt sources */ IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7, @@ -534,7 +535,7 @@ static struct intc_mask_reg mask_registers[] __initdata = { { I2C_DTEI, I2C_WAITI, I2C_TACKI, I2C_ALI, FLCTL_FLTREQ1I, FLCTL_FLTREQ0I, FLCTL_FLENDI, FLCTL_FLSTEI } }, { 0xa40800a0, 0xa40800e0, 8, /* IMR8 / IMCR8 */ - { 0, 0, ENABLED, ENABLED, 0, 0, TWODG, SIU } }, + { DISABLED, DISABLED, ENABLED, ENABLED, 0, 0, TWODG, SIU } }, { 0xa40800a4, 0xa40800e4, 8, /* IMR9 / IMCR9 */ { 0, 0, 0, CMT, 0, USB_USBI1, USB_USBI0, } }, { 0xa40800a8, 0xa40800e8, 8, /* IMR10 / IMCR10 */ @@ -575,6 +576,7 @@ static struct intc_mask_reg ack_registers[] __initdata = { static struct intc_desc intc_desc __initdata = { .name = "sh7722", .force_enable = ENABLED, + .force_disable = DISABLED, .hw = INTC_HW_DESC(vectors, groups, mask_registers, prio_registers, sense_registers, ack_registers), };