From 38e70077253a6ac55cee276be72fb4e6844042cd Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Wed, 27 Mar 2013 07:36:55 +0000 Subject: [PATCH] mx6: Fix get_board_rev() for the mx6 solo case When booting a Freescale kernel 3.0.35 on a Wandboard solo, the get_board_rev() returns 0x62xxx, which is not a value understood by the VPU (Video Processing Unit) library in the kernel and causes the video playback to fail. The expected values for get_board_rev are: 0x63xxx: For mx6quad/dual 0x61xxx: For mx6dual-lite/solo So adjust get_board_rev() accordingly and make it as weak function, so that we do not need to define it in every mx6 board file. Signed-off-by: Fabio Estevam Acked-by: Dirk Behme Acked-by: Eric Nelson --- arch/arm/cpu/armv7/mx6/soc.c | 12 ++++++++++++ board/boundary/nitrogen6x/nitrogen6x.c | 5 ----- board/freescale/mx6qsabrelite/mx6qsabrelite.c | 5 ----- board/freescale/mx6qsabresd/mx6qsabresd.c | 5 ----- board/wandboard/wandboard.c | 5 ----- 5 files changed, 12 insertions(+), 20 deletions(-) diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c index 193ba1240f..2ea8ca3bd3 100644 --- a/arch/arm/cpu/armv7/mx6/soc.c +++ b/arch/arm/cpu/armv7/mx6/soc.c @@ -61,6 +61,18 @@ u32 get_cpu_rev(void) return (type << 12) | (reg + 0x10); } +#ifdef CONFIG_REVISION_TAG +u32 __weak get_board_rev(void) +{ + u32 cpurev = get_cpu_rev(); + u32 type = ((cpurev >> 12) & 0xff); + if (type == MXC_CPU_MX6SOLO) + cpurev = (MXC_CPU_MX6DL) << 12 | (cpurev & 0xFFF); + + return cpurev; +} +#endif + void init_aips(void) { struct aipstz_regs *aips1, *aips2; diff --git a/board/boundary/nitrogen6x/nitrogen6x.c b/board/boundary/nitrogen6x/nitrogen6x.c index e5b7795c5b..cc071d6d38 100644 --- a/board/boundary/nitrogen6x/nitrogen6x.c +++ b/board/boundary/nitrogen6x/nitrogen6x.c @@ -331,11 +331,6 @@ int board_mmc_init(bd_t *bis) } #endif -u32 get_board_rev(void) -{ - return 0x63000; -} - #ifdef CONFIG_MXC_SPI iomux_v3_cfg_t const ecspi1_pads[] = { /* SS1 */ diff --git a/board/freescale/mx6qsabrelite/mx6qsabrelite.c b/board/freescale/mx6qsabrelite/mx6qsabrelite.c index 0e25613f19..9f9cac82c4 100644 --- a/board/freescale/mx6qsabrelite/mx6qsabrelite.c +++ b/board/freescale/mx6qsabrelite/mx6qsabrelite.c @@ -301,11 +301,6 @@ int board_mmc_init(bd_t *bis) } #endif -u32 get_board_rev(void) -{ - return 0x63000 ; -} - #ifdef CONFIG_MXC_SPI iomux_v3_cfg_t const ecspi1_pads[] = { /* SS1 */ diff --git a/board/freescale/mx6qsabresd/mx6qsabresd.c b/board/freescale/mx6qsabresd/mx6qsabresd.c index 73ab4485ec..0d7cb9efd0 100644 --- a/board/freescale/mx6qsabresd/mx6qsabresd.c +++ b/board/freescale/mx6qsabresd/mx6qsabresd.c @@ -254,11 +254,6 @@ int board_eth_init(bd_t *bis) return 0; } -u32 get_board_rev(void) -{ - return 0x63000; -} - int board_early_init_f(void) { setup_iomux_uart(); diff --git a/board/wandboard/wandboard.c b/board/wandboard/wandboard.c index 8d071e1fe1..ac7b89aaec 100644 --- a/board/wandboard/wandboard.c +++ b/board/wandboard/wandboard.c @@ -170,11 +170,6 @@ int board_init(void) return 0; } -u32 get_board_rev(void) -{ - return get_cpu_rev(); -} - int checkboard(void) { puts("Board: Wandboard\n"); -- 2.39.2