From 3bdcf040aa47638a1e398d8a6329f515f1cc015a Mon Sep 17 00:00:00 2001 From: Jonas Gorski Date: Mon, 13 Jan 2014 12:13:51 +0000 Subject: brcm63xx: add initial support for BCM63268 Add initial support for the BCM63268 family of SoCs, but keep it disabled for now as most things don't work yet. Signed-off-by: Jonas Gorski SVN-Revision: 39271 --- ...IPS-BCM63XX-Register-SPI-flash-if-present.patch | 35 ++++++++++++++++++---- 1 file changed, 29 insertions(+), 6 deletions(-) (limited to 'target/linux/brcm63xx/patches-3.10/411-MIPS-BCM63XX-Register-SPI-flash-if-present.patch') diff --git a/target/linux/brcm63xx/patches-3.10/411-MIPS-BCM63XX-Register-SPI-flash-if-present.patch b/target/linux/brcm63xx/patches-3.10/411-MIPS-BCM63XX-Register-SPI-flash-if-present.patch index cdaae990aa..1c2f1b52f1 100644 --- a/target/linux/brcm63xx/patches-3.10/411-MIPS-BCM63XX-Register-SPI-flash-if-present.patch +++ b/target/linux/brcm63xx/patches-3.10/411-MIPS-BCM63XX-Register-SPI-flash-if-present.patch @@ -58,7 +58,18 @@ Signed-off-by: Jonas Gorski if (val & STRAPBUS_6328_BOOT_SEL_SERIAL) return BCM63XX_FLASH_TYPE_SERIAL; else -@@ -86,6 +109,9 @@ static int __init bcm63xx_detect_flash_t +@@ -80,12 +103,20 @@ static int __init bcm63xx_detect_flash_t + return BCM63XX_FLASH_TYPE_SERIAL; + case BCM6362_CPU_ID: + val = bcm_misc_readl(MISC_STRAPBUS_6362_REG); ++ if (val & STRAPBUS_6362_HSSPI_CLK_FAST) ++ bcm63xx_spi_flash_info[0].max_speed_hz = 50000000; ++ else ++ bcm63xx_spi_flash_info[0].max_speed_hz = 20000000; ++ + if (val & STRAPBUS_6362_BOOT_SEL_SERIAL) + return BCM63XX_FLASH_TYPE_SERIAL; + else return BCM63XX_FLASH_TYPE_NAND; case BCM6368_CPU_ID: val = bcm_gpio_readl(GPIO_STRAPBUS_REG); @@ -68,13 +79,25 @@ Signed-off-by: Jonas Gorski switch (val & STRAPBUS_6368_BOOT_SEL_MASK) { case STRAPBUS_6368_BOOT_SEL_NAND: return BCM63XX_FLASH_TYPE_NAND; -@@ -117,8 +143,14 @@ int __init bcm63xx_flash_register(void) +@@ -96,6 +127,11 @@ static int __init bcm63xx_detect_flash_t + } + case BCM63268_CPU_ID: + val = bcm_misc_readl(MISC_STRAPBUS_63268_REG); ++ if (val & STRAPBUS_63268_HSSPI_CLK_FAST) ++ bcm63xx_spi_flash_info[0].max_speed_hz = 50000000; ++ else ++ bcm63xx_spi_flash_info[0].max_speed_hz = 20000000; ++ + if (val & STRAPBUS_63268_BOOT_SEL_SERIAL) + return BCM63XX_FLASH_TYPE_SERIAL; + else +@@ -123,8 +159,14 @@ int __init bcm63xx_flash_register(void) return platform_device_register(&mtd_dev); case BCM63XX_FLASH_TYPE_SERIAL: - pr_warn("unsupported serial flash detected\n"); - return -ENODEV; -+ if (BCMCPU_IS_6328() || BCMCPU_IS_6362()) ++ if (BCMCPU_IS_6328() || BCMCPU_IS_6362() || BCMCPU_IS_63268()) + bcm63xx_spi_flash_info[0].bus_num = 1; + + if (BCMCPU_IS_6358() || BCMCPU_IS_6368()) @@ -87,7 +110,7 @@ Signed-off-by: Jonas Gorski return -ENODEV; --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h -@@ -674,6 +674,7 @@ +@@ -746,6 +746,7 @@ #define GPIO_STRAPBUS_REG 0x40 #define STRAPBUS_6358_BOOT_SEL_PARALLEL (1 << 1) #define STRAPBUS_6358_BOOT_SEL_SERIAL (0 << 1) @@ -95,8 +118,8 @@ Signed-off-by: Jonas Gorski #define STRAPBUS_6368_BOOT_SEL_MASK 0x3 #define STRAPBUS_6368_BOOT_SEL_NAND 0 #define STRAPBUS_6368_BOOT_SEL_SERIAL 1 -@@ -1515,6 +1516,7 @@ - #define STRAPBUS_6362_BOOT_SEL_NAND (0 << 15) +@@ -1594,6 +1595,7 @@ + #define STRAPBUS_63268_FCVO_MASK (0xf << STRAPBUS_63268_FCVO_SHIFT) #define MISC_STRAPBUS_6328_REG 0x240 +#define STRAPBUS_6328_HSSPI_CLK_FAST (1 << 4) -- cgit v1.2.3