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omap4: adding revision detection for 4460 ES1.1

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Signed-off-by: Ricardo Salveti de Araujo <ricardo.salveti@linaro.org>

 2 files changed, 17 insertions(+), 1 deletions(-)
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
This commit is contained in:
Ricardo Salveti de Araujo 2011-09-21 10:17:30 +00:00 • committed by Albert ARIBAUD
parent 20033c9f87
commit 8f6a027f62
2 changed files with 17 additions and 1 deletions
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12
arch/arm/cpu/armv7/omap4/board.c
View file

@ -218,7 +218,17 @@ static void init_omap4_revision(void)
*omap4_revision = OMAP4430_ES2_3;
break;
case MIDR_CORTEX_A9_R2P10:
*omap4_revision = OMAP4460_ES1_0;
switch (readl(CONTROL_ID_CODE)) {
case OMAP4460_CONTROL_ID_CODE_ES1_0:
*omap4_revision = OMAP4460_ES1_0;
break;
case OMAP4460_CONTROL_ID_CODE_ES1_1:
*omap4_revision = OMAP4460_ES1_1;
break;
default:
*omap4_revision = OMAP4460_ES1_0;
break;
}
break;
default:
*omap4_revision = OMAP4430_SILICON_ID_INVALID;

6
arch/arm/include/asm/arch-omap4/omap4.h
View file

@ -57,12 +57,17 @@
/* CONTROL_ID_CODE */
#define CONTROL_ID_CODE 0x4A002204
/* 4430 */
#define OMAP4430_CONTROL_ID_CODE_ES1_0 0x0B85202F
#define OMAP4430_CONTROL_ID_CODE_ES2_0 0x1B85202F
#define OMAP4430_CONTROL_ID_CODE_ES2_1 0x3B95C02F
#define OMAP4430_CONTROL_ID_CODE_ES2_2 0x4B95C02F
#define OMAP4430_CONTROL_ID_CODE_ES2_3 0x6B95C02F
/* 4460 */
#define OMAP4460_CONTROL_ID_CODE_ES1_0 0x0B94E02F
#define OMAP4460_CONTROL_ID_CODE_ES1_1 0x2B94E02F
/* UART */
#define UART1_BASE (OMAP44XX_L4_PER_BASE + 0x6a000)
#define UART2_BASE (OMAP44XX_L4_PER_BASE + 0x6c000)
@ -191,6 +196,7 @@ struct control_lpddr2io_regs {
#define OMAP4430_ES2_2 0x44300220
#define OMAP4430_ES2_3 0x44300230
#define OMAP4460_ES1_0 0x44600100
#define OMAP4460_ES1_1 0x44600110
/* ROM code defines */
/* Boot device */