diff options
| author | Joel A Fernandes <joelagnel@ti.com> | 2012-09-25 06:49:47 +0000 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2012-10-23 08:33:17 -0700 |
| commit | 391a741162861a887fd226e53048aad2daed62fd (patch) | |
| tree | 6a648188d11ee97fc57e132a159aeb50e43e504a /arch/arm/cpu/armv7 | |
| parent | 3f0be8ea9217311ec41156fd89e3e23a0308f3b2 (diff) | |
am33xx: Enable DDR3 for DDR3 version of beaglebone
DDR3 support is tested and working with beaglebone hardware. Include a check
for this board type and configure DDR3. The timings and other configuration
match EVM SK.
Signed-off-by: Joel A Fernandes <joelagnel@ti.com>
Acked-by: Jason Kridner <jdk@ti.com>
Diffstat (limited to 'arch/arm/cpu/armv7')
| -rw-r--r-- | arch/arm/cpu/armv7/am33xx/board.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/arch/arm/cpu/armv7/am33xx/board.c b/arch/arm/cpu/armv7/am33xx/board.c index 978b184fb2..6de03fd657 100644 --- a/arch/arm/cpu/armv7/am33xx/board.c +++ b/arch/arm/cpu/armv7/am33xx/board.c @@ -64,6 +64,11 @@ static inline int board_is_bone(void) return !strncmp(header.name, "A335BONE", HDR_NAME_LEN); } +static inline int board_is_bone_lt(void) +{ + return !strncmp(header.name, "A335BNLT", HDR_NAME_LEN); +} + static inline int board_is_evm_sk(void) { return !strncmp("A335X_SK", header.name, HDR_NAME_LEN); @@ -124,7 +129,7 @@ static int read_eeprom(void) static short inline board_memory_type(void) { /* The following boards are known to use DDR3. */ - if (board_is_evm_sk()) + if (board_is_evm_sk() || board_is_bone_lt()) return EMIF_REG_SDRAM_TYPE_DDR3; return EMIF_REG_SDRAM_TYPE_DDR2; @@ -285,7 +290,7 @@ int board_eth_init(bd_t *bis) return -1; } - if (board_is_bone()) { + if (board_is_bone() || board_is_bone_lt()) { writel(MII_MODE_ENABLE, &cdev->miisel); cpsw_slaves[0].phy_if = cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_MII; |