Merge tag 'soc' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

[pandora-kernel.git] / arch / arm / mach-imx / mm-imx3.c

diff --git a/arch/arm/mach-imx/mm-imx3.c b/arch/arm/mach-imx/mm-imx3.c
index 31807d2..f8ca96c 100644 (file)
--- a/arch/arm/mach-imx/mm-imx3.c
+++ b/arch/arm/mach-imx/mm-imx3.c
@@ -34,31 +34,31 @@ static void imx3_idle(void)
 {
        unsigned long reg = 0;
 
-       if (!need_resched())
-               __asm__ __volatile__(
-                       /* disable I and D cache */
-                       "mrc p15, 0, %0, c1, c0, 0\n"
-                       "bic %0, %0, #0x00001000\n"
-                       "bic %0, %0, #0x00000004\n"
-                       "mcr p15, 0, %0, c1, c0, 0\n"
-                       /* invalidate I cache */
-                       "mov %0, #0\n"
-                       "mcr p15, 0, %0, c7, c5, 0\n"
-                       /* clear and invalidate D cache */
-                       "mov %0, #0\n"
-                       "mcr p15, 0, %0, c7, c14, 0\n"
-                       /* WFI */
-                       "mov %0, #0\n"
-                       "mcr p15, 0, %0, c7, c0, 4\n"
-                       "nop\n" "nop\n" "nop\n" "nop\n"
-                       "nop\n" "nop\n" "nop\n"
-                       /* enable I and D cache */
-                       "mrc p15, 0, %0, c1, c0, 0\n"
-                       "orr %0, %0, #0x00001000\n"
-                       "orr %0, %0, #0x00000004\n"
-                       "mcr p15, 0, %0, c1, c0, 0\n"
-                       : "=r" (reg));
-       local_irq_enable();
+       mx3_cpu_lp_set(MX3_WAIT);
+
+       __asm__ __volatile__(
+               /* disable I and D cache */
+               "mrc p15, 0, %0, c1, c0, 0\n"
+               "bic %0, %0, #0x00001000\n"
+               "bic %0, %0, #0x00000004\n"
+               "mcr p15, 0, %0, c1, c0, 0\n"
+               /* invalidate I cache */
+               "mov %0, #0\n"
+               "mcr p15, 0, %0, c7, c5, 0\n"
+               /* clear and invalidate D cache */
+               "mov %0, #0\n"
+               "mcr p15, 0, %0, c7, c14, 0\n"
+               /* WFI */
+               "mov %0, #0\n"
+               "mcr p15, 0, %0, c7, c0, 4\n"
+               "nop\n" "nop\n" "nop\n" "nop\n"
+               "nop\n" "nop\n" "nop\n"
+               /* enable I and D cache */
+               "mrc p15, 0, %0, c1, c0, 0\n"
+               "orr %0, %0, #0x00001000\n"
+               "orr %0, %0, #0x00000004\n"
+               "mcr p15, 0, %0, c1, c0, 0\n"
+               : "=r" (reg));
 }
 
 static void __iomem *imx3_ioremap(unsigned long phys_addr, size_t size,
@@ -78,7 +78,7 @@ static void __iomem *imx3_ioremap(unsigned long phys_addr, size_t size,
        return __arm_ioremap(phys_addr, size, mtype);
 }
 
-void imx3_init_l2x0(void)
+void __init imx3_init_l2x0(void)
 {
        void __iomem *l2x0_base;
        void __iomem *clkctl_base;
@@ -134,8 +134,8 @@ void __init imx31_init_early(void)
 {
        mxc_set_cpu_type(MXC_CPU_MX31);
        mxc_arch_reset_init(MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR));
-       pm_idle = imx3_idle;
        imx_ioremap = imx3_ioremap;
+       arm_pm_idle = imx3_idle;
 }
 
 void __init mx31_init_irq(void)
@@ -158,6 +158,10 @@ static struct sdma_platform_data imx31_sdma_pdata __initdata = {
        .script_addrs = &imx31_to2_sdma_script,
 };
 
+static const struct resource imx31_audmux_res[] __initconst = {
+       DEFINE_RES_MEM(MX31_AUDMUX_BASE_ADDR, SZ_16K),
+};
+
 void __init imx31_soc_init(void)
 {
        int to_version = mx31_revision() >> 4;
@@ -175,6 +179,12 @@ void __init imx31_soc_init(void)
        }
 
        imx_add_imx_sdma("imx31-sdma", MX31_SDMA_BASE_ADDR, MX31_INT_SDMA, &imx31_sdma_pdata);
+
+       imx_set_aips(MX31_IO_ADDRESS(MX31_AIPS1_BASE_ADDR));
+       imx_set_aips(MX31_IO_ADDRESS(MX31_AIPS2_BASE_ADDR));
+
+       platform_device_register_simple("imx31-audmux", 0, imx31_audmux_res,
+                                       ARRAY_SIZE(imx31_audmux_res));
 }
 #endif /* ifdef CONFIG_SOC_IMX31 */
 
@@ -197,7 +207,7 @@ void __init imx35_init_early(void)
        mxc_set_cpu_type(MXC_CPU_MX35);
        mxc_iomux_v3_init(MX35_IO_ADDRESS(MX35_IOMUXC_BASE_ADDR));
        mxc_arch_reset_init(MX35_IO_ADDRESS(MX35_WDOG_BASE_ADDR));
-       pm_idle = imx3_idle;
+       arm_pm_idle = imx3_idle;
        imx_ioremap = imx3_ioremap;
 }
 
@@ -241,6 +251,10 @@ static struct sdma_platform_data imx35_sdma_pdata __initdata = {
        .script_addrs = &imx35_to2_sdma_script,
 };
 
+static const struct resource imx35_audmux_res[] __initconst = {
+       DEFINE_RES_MEM(MX35_AUDMUX_BASE_ADDR, SZ_16K),
+};
+
 void __init imx35_soc_init(void)
 {
        int to_version = mx35_revision() >> 4;
@@ -259,5 +273,13 @@ void __init imx35_soc_init(void)
        }
 
        imx_add_imx_sdma("imx35-sdma", MX35_SDMA_BASE_ADDR, MX35_INT_SDMA, &imx35_sdma_pdata);
+
+       /* Setup AIPS registers */
+       imx_set_aips(MX35_IO_ADDRESS(MX35_AIPS1_BASE_ADDR));
+       imx_set_aips(MX35_IO_ADDRESS(MX35_AIPS2_BASE_ADDR));
+
+       /* i.mx35 has the i.mx31 type audmux */
+       platform_device_register_simple("imx31-audmux", 0, imx35_audmux_res,
+                                       ARRAY_SIZE(imx35_audmux_res));
 }
 #endif /* ifdef CONFIG_SOC_IMX35 */