diff options
| author | Jonas Gorski <jogo@openwrt.org> | 2013-03-21 14:03:19 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2013-05-08 01:19:03 +0200 |
| commit | a156ba61f0b959a803d7a6941a52c5453524c99b (patch) | |
| tree | 88f63c83bbf2f130fd743d3312c4387294e6ff16 | |
| parent | 08a41d1206bb342c2f0a0aae25ca836658866268 (diff) | |
| download | linux-a156ba61f0b959a803d7a6941a52c5453524c99b.tar.bz2 | |
MIPS: BCM63XX: enable pcie for BCM6362
The PCIe controller is almost the same as the BCM6328 one, with only
the SERDES register being at a different location.
Signed-off-by: Jonas Gorski <jogo@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/5011/
Acked-by: John Crispin <blogic@openwrt.org>
| -rw-r--r-- | arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h | 3 | ||||
| -rw-r--r-- | arch/mips/pci/pci-bcm63xx.c | 11 |
2 files changed, 11 insertions, 3 deletions
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h index 129b8a6b7684..243bab96f3f7 100644 --- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h +++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h @@ -1365,7 +1365,8 @@ /************************************************************************* * _REG relative to RSET_MISC *************************************************************************/ -#define MISC_SERDES_CTRL_REG 0x0 +#define MISC_SERDES_CTRL_6328_REG 0x0 +#define MISC_SERDES_CTRL_6362_REG 0x4 #define SERDES_PCIE_EN (1 << 0) #define SERDES_PCIE_EXD_EN (1 << 15) diff --git a/arch/mips/pci/pci-bcm63xx.c b/arch/mips/pci/pci-bcm63xx.c index 88e781c6b5ba..2eb954239bc5 100644 --- a/arch/mips/pci/pci-bcm63xx.c +++ b/arch/mips/pci/pci-bcm63xx.c @@ -121,11 +121,17 @@ void __iomem *pci_iospace_start; static void __init bcm63xx_reset_pcie(void) { u32 val; + u32 reg; /* enable SERDES */ - val = bcm_misc_readl(MISC_SERDES_CTRL_REG); + if (BCMCPU_IS_6328()) + reg = MISC_SERDES_CTRL_6328_REG; + else + reg = MISC_SERDES_CTRL_6362_REG; + + val = bcm_misc_readl(reg); val |= SERDES_PCIE_EN | SERDES_PCIE_EXD_EN; - bcm_misc_writel(val, MISC_SERDES_CTRL_REG); + bcm_misc_writel(val, reg); /* reset the PCIe core */ bcm63xx_core_set_reset(BCM63XX_RESET_PCIE, 1); @@ -330,6 +336,7 @@ static int __init bcm63xx_pci_init(void) switch (bcm63xx_get_cpu_id()) { case BCM6328_CPU_ID: + case BCM6362_CPU_ID: return bcm63xx_register_pcie(); case BCM6348_CPU_ID: case BCM6358_CPU_ID: |