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60 lines
1.5 KiB
60 lines
1.5 KiB
10 years ago
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From 1647cccc871bf43876c3df9852869680880d054c Mon Sep 17 00:00:00 2001
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From: Jonas Gorski <jogo@openwrt.org>
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Date: Wed, 25 Mar 2015 13:52:02 +0100
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Subject: [PATCH 1/2] MIPS: BCM63XX: provide a gpio lookup for the pcmcia
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ready gpio
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To prepare for a time when gpiobases don't need to be fixed anymore.
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Signed-off-by: Jonas Gorski <jogo@openwrt.org>
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---
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arch/mips/bcm63xx/dev-pcmcia.c | 13 +++++++++++++
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1 file changed, 13 insertions(+)
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--- a/arch/mips/bcm63xx/dev-pcmcia.c
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+++ b/arch/mips/bcm63xx/dev-pcmcia.c
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@@ -10,6 +10,7 @@
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#include <linux/kernel.h>
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#include <asm/bootinfo.h>
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#include <linux/platform_device.h>
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+#include <linux/gpio/machine.h>
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#include <bcm63xx_cs.h>
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#include <bcm63xx_cpu.h>
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#include <bcm63xx_dev_pcmcia.h>
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@@ -101,6 +102,14 @@ static const struct {
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},
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};
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+static struct gpiod_lookup_table pcmcia_gpios_table = {
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+ .dev_id = "bcm63xx_pcmcia.0",
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+ .table = {
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+ GPIO_LOOKUP("bcm63xx-gpio.0", 0, "ready", GPIO_ACTIVE_HIGH),
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+ { },
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+ },
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+};
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+
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int __init bcm63xx_pcmcia_register(void)
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{
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int ret, i;
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@@ -112,16 +121,20 @@ int __init bcm63xx_pcmcia_register(void)
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switch (bcm63xx_get_cpu_id()) {
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case BCM6348_CPU_ID:
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pd.ready_gpio = 22;
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+ pcmcia_gpios_table.table[0].chip_hwnum = 22;
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break;
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case BCM6358_CPU_ID:
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pd.ready_gpio = 18;
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+ pcmcia_gpios_table.table[0].chip_hwnum = 18;
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break;
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default:
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return -ENODEV;
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}
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+ gpiod_add_lookup_table(&pcmcia_gpios_table);
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+
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pcmcia_resources[0].start = bcm63xx_regset_address(RSET_PCMCIA);
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pcmcia_resources[0].end = pcmcia_resources[0].start +
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RSET_PCMCIA_SIZE - 1;
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