John Crispin
13 years ago
parent
ff885fde8e
commit
628a47642c
@ -0,0 +1,44 @@
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From: Daniel Schwierzeck <daniel.schwierzeck@googlemail.com>
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Date: Thu, 3 Mar 2011 17:15:58 +0000 (+0100)
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Subject: MIPS: lantiq: Add platform data for Lantiq SoC SPI controller driver
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X-Git-Url: http://nbd.name/gitweb.cgi?p=lantiq.git;a=commitdiff_plain;h=3d21b04682ae8eb1c1965aba39d1796e8c5ad84b;hp=06b420500fe98e37662837e78d8e51aead8aea81
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MIPS: lantiq: Add platform data for Lantiq SoC SPI controller driver
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Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@googlemail.com>
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---
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--- a/arch/mips/include/asm/mach-lantiq/lantiq_platform.h
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+++ b/arch/mips/include/asm/mach-lantiq/lantiq_platform.h
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@@ -48,4 +48,13 @@
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extern int (*lqpci_plat_dev_init)(struct pci_dev *dev);
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+
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+struct lq_spi_platform_data {
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+ u16 num_chipselect;
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+};
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+
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+struct lq_spi_controller_data {
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+ unsigned gpio;
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+};
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+
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#endif
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--- a/arch/mips/include/asm/mach-lantiq/xway/xway.h
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+++ b/arch/mips/include/asm/mach-lantiq/xway/xway.h
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@@ -72,6 +72,7 @@
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#define LQ_PMU_BASE_ADDR (KSEG1 + 0x1F102000)
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#define PMU_DMA 0x0020
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+#define PMU_SPI 0x0100
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#define PMU_USB 0x8041
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#define PMU_LED 0x0800
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#define PMU_GPT 0x1000
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@@ -105,6 +106,7 @@
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/*------------ SSC */
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#define LQ_SSC_BASE_ADDR (KSEG1 + 0x1e100800)
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+#define LQ_SSC_SIZE 0x100
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/*------------ MEI */
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#define LQ_MEI_BASE_ADDR (KSEG1 + 0x1E116000)
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File diff suppressed because it is too large
Load Diff
@ -0,0 +1,66 @@
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From: Daniel Schwierzeck <daniel.schwierzeck@googlemail.com>
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Date: Thu, 3 Mar 2011 20:42:26 +0000 (+0100)
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Subject: MIPS: lantiq: Add device register helper for SPI controller and devices
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X-Git-Url: http://nbd.name/gitweb.cgi?p=lantiq.git;a=commitdiff_plain;h=b35b07062b718ece9b9cb7b23b12d83a087eafb0;hp=653c95b8b9066c9c6ac08bd64d0ceee439e9fd90
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MIPS: lantiq: Add device register helper for SPI controller and devices
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Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@googlemail.com>
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---
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--- a/arch/mips/lantiq/xway/devices.c
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+++ b/arch/mips/lantiq/xway/devices.c
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@@ -22,6 +22,7 @@
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#include <linux/gpio.h>
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#include <linux/gpio_buttons.h>
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#include <linux/leds.h>
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+#include <linux/spi/spi.h>
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#include <asm/bootinfo.h>
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#include <asm/irq.h>
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@@ -332,5 +333,27 @@
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lantiq_emulate_madwifi_eep = 1;
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}
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+static struct resource lq_spi_resources[] = {
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+ {
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+ .start = LQ_SSC_BASE_ADDR,
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+ .end = LQ_SSC_BASE_ADDR + LQ_SSC_SIZE - 1,
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+ .flags = IORESOURCE_MEM,
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+ },
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+ IRQ_RES(spi_tx, LQ_SSC_TIR),
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+ IRQ_RES(spi_rx, LQ_SSC_RIR),
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+ IRQ_RES(spi_err, LQ_SSC_EIR),
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+};
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+static struct platform_device lq_spi = {
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+ .name = "ltq-spi",
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+ .resource = lq_spi_resources,
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+ .num_resources = ARRAY_SIZE(lq_spi_resources),
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+};
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+void __init lq_register_spi(struct lq_spi_platform_data *pdata,
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+ struct spi_board_info const *info, unsigned n)
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+{
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+ spi_register_board_info(info, n);
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+ lq_spi.dev.platform_data = pdata;
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+ platform_device_register(&lq_spi);
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+}
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--- a/arch/mips/lantiq/xway/devices.h
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+++ b/arch/mips/lantiq/xway/devices.h
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@@ -11,6 +11,7 @@
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#include <lantiq_platform.h>
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#include <xway_irq.h>
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+#include <linux/spi/spi.h>
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extern void __init lq_register_gpio(void);
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extern void __init lq_register_gpio_stp(void);
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@@ -25,5 +26,7 @@
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extern void __init lq_register_asc(int port);
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extern void __init lq_register_gpio_buttons(struct gpio_button *buttons, int cnt);
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extern void __init lq_register_crypto(const char *name);
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+extern void lq_register_spi(struct lq_spi_platform_data *pdata,
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+ struct spi_board_info const *info, unsigned n);
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#endif
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