From: Afzal Mohammed <afzal@xxxxxx>
This patch updates the common machine specific source files for
support for AM335x with cpu type, macros for identification of
AM335X device.
Signed-off-by: Afzal Mohammed <afzal@xxxxxx>
Signed-off-by: Vaibhav Hiremath <hvaibhav@xxxxxx>
---
arch/arm/mach-omap2/clock3xxx_data.c | 3 +++
arch/arm/mach-omap2/common.c | 16 ++++++++++++++++
arch/arm/mach-omap2/id.c | 6 ++++++
arch/arm/plat-omap/include/plat/io.h | 12 ++++++++++++
arch/arm/plat-omap/include/plat/omap34xx.h | 2 ++
arch/arm/plat-omap/include/plat/ti81xx.h | 4 ++++
6 files changed, 43 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c
index af58741..0ad8841 100644
--- a/arch/arm/mach-omap2/clock3xxx_data.c
+++ b/arch/arm/mach-omap2/clock3xxx_data.c
@@ -3485,6 +3485,9 @@ int __init omap3xxx_clk_init(void)
} else if (cpu_is_ti814x()) {
cpu_mask = RATE_IN_TI814X;
cpu_clkflg = CK_TI814X;
+ } else if (cpu_is_am335x()) {
+ cpu_mask = RATE_IN_AM335X;
+ cpu_clkflg = CK_AM335X;
} else if (cpu_is_omap34xx()) {
if (omap_rev() == OMAP3430_REV_ES1_0) {
cpu_mask = RATE_IN_3430ES1;
diff --git a/arch/arm/mach-omap2/common.c b/arch/arm/mach-omap2/common.c
index 7ce80f2..8551fa2 100644
--- a/arch/arm/mach-omap2/common.c
+++ b/arch/arm/mach-omap2/common.c
@@ -119,6 +119,22 @@ void __init omap2_set_globals_ti81xx(void)
{
__omap2_set_globals(&ti81xx_globals);
}
+
+#define AM335X_TAP_BASE (AM335X_CTRL_BASE + \
+ TI81XX_CONTROL_DEVICE_ID - 0x204)
+
+static struct omap_globals am335x_globals = {
+ .class = OMAP343X_CLASS,
+ .tap = OMAP2_L4_IO_ADDRESS(AM335X_TAP_BASE),
+ .ctrl = AM335X_CTRL_BASE,
+ .prm = AM335X_PRCM_BASE,
+ .cm = AM335X_PRCM_BASE,
+};
+
+void __init omap2_set_globals_am335x(void)
+{
+ __omap2_set_globals(&am335x_globals);
+}
#endif
#if defined(CONFIG_ARCH_OMAP4)
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index 98f1922..bb8603f 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -362,6 +362,10 @@ static void __init omap3_check_revision(void)
omap_revision = TI8148_REV_ES2_1;
}
break;
+ case 0xb944:
+ omap_revision = AM335X_REV_ES1_0;
+ omap_chip.oc |= CHIP_IS_AM335X;
+ break;
default:
/* Unknown default to latest silicon rev as default*/
omap_revision = OMAP3630_REV_ES1_2;
@@ -469,6 +473,8 @@ static void __init omap3_cpuinfo(void)
strcpy(cpu_name, "TI816X");
} else if (cpu_is_ti814x()) {
strcpy(cpu_name, "TI814X");
+ } else if (cpu_is_am335x()) {
+ strcpy(cpu_name, "AM335X");
} else if (omap3_has_iva() && omap3_has_sgx()) {
/* OMAP3430, OMAP3525, OMAP3515, OMAP3503 devices */
strcpy(cpu_name, "OMAP3430/3530");
diff --git a/arch/arm/plat-omap/include/plat/io.h b/arch/arm/plat-omap/include/plat/io.h
index 98c4280..17eec63 100644
--- a/arch/arm/plat-omap/include/plat/io.h
+++ b/arch/arm/plat-omap/include/plat/io.h
@@ -73,6 +73,9 @@
#define OMAP4_L3_IO_OFFSET 0xb4000000
#define OMAP4_L3_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_L3_IO_OFFSET) /* L3 */
+#define AM335X_L4_WK_IO_OFFSET 0xb5000000
+#define AM335X_L4_WK_IO_ADDRESS(pa) IOMEM((pa) + AM335X_L4_WK_IO_OFFSET)
+
#define OMAP4_L3_PER_IO_OFFSET 0xb1100000
#define OMAP4_L3_PER_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_L3_PER_IO_OFFSET)
@@ -154,6 +157,15 @@
#define L4_34XX_SIZE SZ_4M /* 1MB of 128MB used, want 1MB sect */
/*
+ * ----------------------------------------------------------------------------
+ * AM335x specific IO mapping
+ * ----------------------------------------------------------------------------
+ */
+#define L4_WK_AM335X_PHYS L4_WK_AM335X_BASE
+#define L4_WK_AM335X_VIRT (L4_WK_AM335X_PHYS + AM335X_L4_WK_IO_OFFSET)
+#define L4_WK_AM335X_SIZE SZ_4M /* 1MB of 128MB used, want 1MB sect */
+
+/*
* Need to look at the Size 4M for L4.
* VPOM3430 was not working for Int controller
*/
diff --git a/arch/arm/plat-omap/include/plat/omap34xx.h b/arch/arm/plat-omap/include/plat/omap34xx.h
index b9e8588..0376a97 100644
--- a/arch/arm/plat-omap/include/plat/omap34xx.h
+++ b/arch/arm/plat-omap/include/plat/omap34xx.h
@@ -35,6 +35,8 @@
#define L4_EMU_34XX_BASE 0x54000000
#define L3_34XX_BASE 0x68000000
+#define L4_WK_AM335X_BASE 0x44C00000
+
#define OMAP3430_32KSYNCT_BASE 0x48320000
#define OMAP3430_CM_BASE 0x48004800
#define OMAP3430_PRM_BASE 0x48306800
diff --git a/arch/arm/plat-omap/include/plat/ti81xx.h b/arch/arm/plat-omap/include/plat/ti81xx.h
index 8f9843f..f52f7dc 100644
--- a/arch/arm/plat-omap/include/plat/ti81xx.h
+++ b/arch/arm/plat-omap/include/plat/ti81xx.h
@@ -24,4 +24,8 @@
#define TI81XX_ARM_INTC_BASE 0x48200000
+#define AM335X_SCM_BASE 0x44E10000
+#define AM335X_CTRL_BASE AM335X_SCM_BASE
+#define AM335X_PRCM_BASE 0x44E00000
+
#endif /* __ASM_ARCH_TI81XX_H */
--
1.6.2.4
--
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