summaryrefslogtreecommitdiffstats
path: root/target/linux/brcm63xx/patches-3.8/027-MIPS-BCM63XX-enable-pcie-for-BCM6362.patch
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/brcm63xx/patches-3.8/027-MIPS-BCM63XX-enable-pcie-for-BCM6362.patch')
-rw-r--r--target/linux/brcm63xx/patches-3.8/027-MIPS-BCM63XX-enable-pcie-for-BCM6362.patch56
1 files changed, 56 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-3.8/027-MIPS-BCM63XX-enable-pcie-for-BCM6362.patch b/target/linux/brcm63xx/patches-3.8/027-MIPS-BCM63XX-enable-pcie-for-BCM6362.patch
new file mode 100644
index 000000000..3c5b11901
--- /dev/null
+++ b/target/linux/brcm63xx/patches-3.8/027-MIPS-BCM63XX-enable-pcie-for-BCM6362.patch
@@ -0,0 +1,56 @@
+From ec6f1e53b22d01e628b79b99f7a33960034e97e7 Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Mon, 21 Nov 2011 00:53:26 +0100
+Subject: [PATCH 6/7] 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>
+---
+ arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h | 3 ++-
+ arch/mips/pci/pci-bcm63xx.c | 11 +++++++++--
+ 2 files changed, 11 insertions(+), 3 deletions(-)
+
+--- 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)
+
+--- 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: