From 4bdfacdeaf3c988c4f3256c88118893eac640b03 Mon Sep 17 00:00:00 2001 From: Jonas Gorski Date: Sun, 8 Dec 2013 14:17:50 +0100 Subject: [PATCH 52/53] MIPS: BCM63XX: split PCIE reset signals --- arch/mips/bcm63xx/reset.c | 39 ++++++++++++++-------- arch/mips/include/asm/mach-bcm63xx/bcm63xx_reset.h | 2 ++ arch/mips/pci/pci-bcm63xx.c | 7 ++++ 3 files changed, 34 insertions(+), 14 deletions(-) --- a/arch/mips/bcm63xx/reset.c +++ b/arch/mips/bcm63xx/reset.c @@ -28,7 +28,9 @@ [BCM63XX_RESET_PCM] = BCM## __cpu ##_RESET_PCM, \ [BCM63XX_RESET_MPI] = BCM## __cpu ##_RESET_MPI, \ [BCM63XX_RESET_PCIE] = BCM## __cpu ##_RESET_PCIE, \ - [BCM63XX_RESET_PCIE_EXT] = BCM## __cpu ##_RESET_PCIE_EXT, + [BCM63XX_RESET_PCIE_EXT] = BCM## __cpu ##_RESET_PCIE_EXT, \ + [BCM63XX_RESET_PCIE_CORE] = BCM## __cpu ##_RESET_PCIE_CORE, \ + [BCM63XX_RESET_PCIE_HARD] = BCM## __cpu ##_RESET_PCIE_HARD, #define BCM3368_RESET_SPI SOFTRESET_3368_SPI_MASK #define BCM3368_RESET_ENET SOFTRESET_3368_ENET_MASK @@ -42,6 +44,8 @@ #define BCM3368_RESET_MPI SOFTRESET_3368_MPI_MASK #define BCM3368_RESET_PCIE 0 #define BCM3368_RESET_PCIE_EXT 0 +#define BCM3368_RESET_PCIE_CORE 0 +#define BCM3368_RESET_PCIE_HARD 0 #define BCM6318_RESET_SPI SOFTRESET_6318_SPI_MASK @@ -54,11 +58,10 @@ #define BCM6318_RESET_ENETSW SOFTRESET_6318_ENETSW_MASK #define BCM6318_RESET_PCM 0 #define BCM6318_RESET_MPI 0 -#define BCM6318_RESET_PCIE \ - (SOFTRESET_6318_PCIE_MASK | \ - SOFTRESET_6318_PCIE_CORE_MASK | \ - SOFTRESET_6318_PCIE_HARD_MASK) +#define BCM6318_RESET_PCIE SOFTRESET_6318_PCIE_MASK #define BCM6318_RESET_PCIE_EXT SOFTRESET_6318_PCIE_EXT_MASK +#define BCM6318_RESET_PCIE_CORE SOFTRESET_6318_PCIE_CORE_MASK +#define BCM6318_RESET_PCIE_HARD SOFTRESET_6318_PCIE_HARD_MASK #define BCM6328_RESET_SPI SOFTRESET_6328_SPI_MASK #define BCM6328_RESET_ENET 0 @@ -70,11 +73,10 @@ #define BCM6328_RESET_ENETSW SOFTRESET_6328_ENETSW_MASK #define BCM6328_RESET_PCM SOFTRESET_6328_PCM_MASK #define BCM6328_RESET_MPI 0 -#define BCM6328_RESET_PCIE \ - (SOFTRESET_6328_PCIE_MASK | \ - SOFTRESET_6328_PCIE_CORE_MASK | \ - SOFTRESET_6328_PCIE_HARD_MASK) +#define BCM6328_RESET_PCIE SOFTRESET_6328_PCIE_MASK #define BCM6328_RESET_PCIE_EXT SOFTRESET_6328_PCIE_EXT_MASK +#define BCM6328_RESET_PCIE_CORE SOFTRESET_6328_PCIE_CORE_MASK +#define BCM6328_RESET_PCIE_HARD SOFTRESET_6328_PCIE_HARD_MASK #define BCM6338_RESET_SPI SOFTRESET_6338_SPI_MASK #define BCM6338_RESET_ENET SOFTRESET_6338_ENET_MASK @@ -88,6 +90,8 @@ #define BCM6338_RESET_MPI 0 #define BCM6338_RESET_PCIE 0 #define BCM6338_RESET_PCIE_EXT 0 +#define BCM6338_RESET_PCIE_CORE 0 +#define BCM6338_RESET_PCIE_HARD 0 #define BCM6348_RESET_SPI SOFTRESET_6348_SPI_MASK #define BCM6348_RESET_ENET SOFTRESET_6348_ENET_MASK @@ -101,6 +105,8 @@ #define BCM6348_RESET_MPI 0 #define BCM6348_RESET_PCIE 0 #define BCM6348_RESET_PCIE_EXT 0 +#define BCM6348_RESET_PCIE_CORE 0 +#define BCM6348_RESET_PCIE_HARD 0 #define BCM6358_RESET_SPI SOFTRESET_6358_SPI_MASK #define BCM6358_RESET_ENET SOFTRESET_6358_ENET_MASK @@ -114,6 +120,8 @@ #define BCM6358_RESET_MPI SOFTRESET_6358_MPI_MASK #define BCM6358_RESET_PCIE 0 #define BCM6358_RESET_PCIE_EXT 0 +#define BCM6358_RESET_PCIE_CORE 0 +#define BCM6358_RESET_PCIE_HARD 0 #define BCM6362_RESET_SPI SOFTRESET_6362_SPI_MASK #define BCM6362_RESET_ENET 0 @@ -125,9 +133,10 @@ #define BCM6362_RESET_ENETSW SOFTRESET_6362_ENETSW_MASK #define BCM6362_RESET_PCM SOFTRESET_6362_PCM_MASK #define BCM6362_RESET_MPI 0 -#define BCM6362_RESET_PCIE (SOFTRESET_6362_PCIE_MASK | \ - SOFTRESET_6362_PCIE_CORE_MASK) +#define BCM6362_RESET_PCIE SOFTRESET_6362_PCIE_MASK #define BCM6362_RESET_PCIE_EXT SOFTRESET_6362_PCIE_EXT_MASK +#define BCM6362_RESET_PCIE_CORE SOFTRESET_6362_PCIE_CORE_MASK +#define BCM6362_RESET_PCIE_HARD 0 #define BCM6368_RESET_SPI SOFTRESET_6368_SPI_MASK #define BCM6368_RESET_ENET 0 @@ -141,6 +150,8 @@ #define BCM6368_RESET_MPI SOFTRESET_6368_MPI_MASK #define BCM6368_RESET_PCIE 0 #define BCM6368_RESET_PCIE_EXT 0 +#define BCM6368_RESET_PCIE_CORE 0 +#define BCM6368_RESET_PCIE_HARD 0 #define BCM63268_RESET_SPI SOFTRESET_63268_SPI_MASK #define BCM63268_RESET_ENET 0 @@ -152,10 +163,10 @@ #define BCM63268_RESET_ENETSW SOFTRESET_63268_ENETSW_MASK #define BCM63268_RESET_PCM SOFTRESET_63268_PCM_MASK #define BCM63268_RESET_MPI 0 -#define BCM63268_RESET_PCIE (SOFTRESET_63268_PCIE_MASK | \ - SOFTRESET_63268_PCIE_CORE_MASK | \ - SOFTRESET_63268_PCIE_HARD_MASK) +#define BCM63268_RESET_PCIE SOFTRESET_63268_PCIE_MASK #define BCM63268_RESET_PCIE_EXT SOFTRESET_63268_PCIE_EXT_MASK +#define BCM63268_RESET_PCIE_CORE SOFTRESET_63268_PCIE_CORE_MASK +#define BCM63268_RESET_PCIE_HARD SOFTRESET_63268_PCIE_HARD_MASK /* * core reset bits --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_reset.h +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_reset.h @@ -14,6 +14,8 @@ enum bcm63xx_core_reset { BCM63XX_RESET_MPI, BCM63XX_RESET_PCIE, BCM63XX_RESET_PCIE_EXT, + BCM63XX_RESET_PCIE_CORE, + BCM63XX_RESET_PCIE_HARD, }; void bcm63xx_core_set_reset(enum bcm63xx_core_reset, int reset); --- a/arch/mips/pci/pci-bcm63xx.c +++ b/arch/mips/pci/pci-bcm63xx.c @@ -135,9 +135,16 @@ static void __init bcm63xx_reset_pcie(vo /* reset the PCIe core */ bcm63xx_core_set_reset(BCM63XX_RESET_PCIE, 1); + bcm63xx_core_set_reset(BCM63XX_RESET_PCIE_CORE, 1); bcm63xx_core_set_reset(BCM63XX_RESET_PCIE_EXT, 1); + if (BCMCPU_IS_6328() || BCMCPU_IS_63268()) { + bcm63xx_core_set_reset(BCM63XX_RESET_PCIE_HARD, 1); + mdelay(10); + bcm63xx_core_set_reset(BCM63XX_RESET_PCIE_HARD, 0); + } mdelay(10); + bcm63xx_core_set_reset(BCM63XX_RESET_PCIE_CORE, 0); bcm63xx_core_set_reset(BCM63XX_RESET_PCIE, 0); mdelay(10);