From fe26f3e7d1329fc2a5ac14808dbecb7d324d0a41 Mon Sep 17 00:00:00 2001 From: Gabor Juhos Date: Wed, 27 Mar 2013 20:56:22 +0100 Subject: [PATCH 3/5] MIPS: ralink: process PCI pinmux group Signed-off-by: Gabor Juhos --- arch/mips/ralink/pinmux.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) --- a/arch/mips/ralink/pinmux.c +++ b/arch/mips/ralink/pinmux.c @@ -29,7 +29,7 @@ void ralink_pinmux(void) const __be32 *wdt; struct device_node *np; struct property *prop; - const char *uart, *pin; + const char *uart, *pci, *pin; u32 mode = 0; np = of_find_compatible_node(NULL, NULL, "ralink,rt3050-sysc"); @@ -76,5 +76,20 @@ void ralink_pinmux(void) if (wdt && *wdt && rt_pinmux.wdt_reset) rt_pinmux.wdt_reset(); + pci = NULL; + if (rt_pinmux.pci) + of_property_read_string(np, "ralink,pcimux", &pci); + + if (pci) { + int m = ralink_mux_mask(pci, rt_pinmux.pci); + mode &= ~(rt_pinmux.pci_mask << rt_pinmux.pci_shift); + if (m) { + mode |= (m << rt_pinmux.pci_shift); + pr_debug("pinmux: registered pcimux \"%s\"\n", pci); + } else { + pr_debug("pinmux: registered pcimux \"gpio\"\n"); + } + } + rt_sysc_w32(mode, SYSC_REG_GPIO_MODE); }