pcm038: Add support for SJA1000 on baseboard (61b032ef) · Commits · github.com / kvm-riscv / linux

arch/arm/mach-mx2/pcm970-baseboard.c

+29 −0

Original line number	Diff line number	Diff line
		@@ -19,6 +19,7 @@
		#include <linux/gpio.h>
		#include <linux/irq.h>
		#include <linux/platform_device.h>
		#include <linux/can/platform/sja1000.h>

		#include <asm/mach/arch.h>

		@@ -188,6 +189,33 @@ static struct imx_fb_platform_data pcm038_fb_data = {
		.dmacr = 0x00020010,
		};

		static struct resource pcm970_sja1000_resources[] = {
		{
		.start = CS4_BASE_ADDR,
		.end = CS4_BASE_ADDR + 0x100 - 1,
		.flags = IORESOURCE_MEM,
		}, {
		.start = IRQ_GPIOE(19),
		.end = IRQ_GPIOE(19),
		.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_LOWEDGE,
		},
		};

		struct sja1000_platform_data pcm970_sja1000_platform_data = {
		.clock = 16000000 / 2,
		.ocr = 0x40 \| 0x18,
		.cdr = 0x40,
		};

		static struct platform_device pcm970_sja1000 = {
		.name = "sja1000_platform",
		.dev = {
		.platform_data = &pcm970_sja1000_platform_data,
		},
		.resource = pcm970_sja1000_resources,
		.num_resources = ARRAY_SIZE(pcm970_sja1000_resources),
		};

		/*
		* system init for baseboard usage. Will be called by pcm038 init.
		*
		@@ -201,4 +229,5 @@ void __init pcm970_baseboard_init(void)

		mxc_register_device(&mxc_fb_device, &pcm038_fb_data);
		mxc_register_device(&mxc_sdhc_device1, &sdhc_pdata);
		platform_device_register(&pcm970_sja1000);
		}