diff options
Diffstat (limited to 'arch/arm/mach-mxs/mach-mxs.c')
| -rw-r--r-- | arch/arm/mach-mxs/mach-mxs.c | 128 |
1 files changed, 127 insertions, 1 deletions
diff --git a/arch/arm/mach-mxs/mach-mxs.c b/arch/arm/mach-mxs/mach-mxs.c index 8cac94b33020..7bbb961cc52d 100644 --- a/arch/arm/mach-mxs/mach-mxs.c +++ b/arch/arm/mach-mxs/mach-mxs.c @@ -16,12 +16,57 @@ #include <linux/init.h> #include <linux/init.h> #include <linux/irqdomain.h> +#include <linux/mxsfb.h> #include <linux/of_irq.h> #include <linux/of_platform.h> #include <asm/mach/arch.h> #include <asm/mach/time.h> #include <mach/common.h> +static struct fb_videomode mx23evk_video_modes[] = { + { + .name = "Samsung-LMS430HF02", + .refresh = 60, + .xres = 480, + .yres = 272, + .pixclock = 108096, /* picosecond (9.2 MHz) */ + .left_margin = 15, + .right_margin = 8, + .upper_margin = 12, + .lower_margin = 4, + .hsync_len = 1, + .vsync_len = 1, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT | + FB_SYNC_DOTCLK_FAILING_ACT, + }, +}; + +static struct fb_videomode mx28evk_video_modes[] = { + { + .name = "Seiko-43WVF1G", + .refresh = 60, + .xres = 800, + .yres = 480, + .pixclock = 29851, /* picosecond (33.5 MHz) */ + .left_margin = 89, + .right_margin = 164, + .upper_margin = 23, + .lower_margin = 10, + .hsync_len = 10, + .vsync_len = 10, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT | + FB_SYNC_DOTCLK_FAILING_ACT, + }, +}; + +static struct mxsfb_platform_data mxsfb_pdata __initdata; + +static struct of_dev_auxdata mxs_auxdata_lookup[] __initdata = { + OF_DEV_AUXDATA("fsl,imx23-lcdif", 0x80030000, NULL, &mxsfb_pdata), + OF_DEV_AUXDATA("fsl,imx28-lcdif", 0x80030000, NULL, &mxsfb_pdata), + { /* sentinel */ } +}; + static int __init mxs_icoll_add_irq_domain(struct device_node *np, struct device_node *interrupt_parent) { @@ -71,6 +116,76 @@ static struct sys_timer imx28_timer = { .init = imx28_timer_init, }; +enum mac_oui { + OUI_FSL, + OUI_DENX, +}; + +static void __init update_fec_mac_prop(enum mac_oui oui) +{ + struct device_node *np, *from = NULL; + struct property *oldmac, *newmac; + const u32 *ocotp = mxs_get_ocotp(); + u8 *macaddr; + u32 val; + int i; + + for (i = 0; i < 2; i++) { + np = of_find_compatible_node(from, NULL, "fsl,imx28-fec"); + if (!np) + return; + from = np; + + newmac = kzalloc(sizeof(*newmac) + 6, GFP_KERNEL); + if (!newmac) + return; + newmac->value = newmac + 1; + newmac->length = 6; + + newmac->name = kstrdup("local-mac-address", GFP_KERNEL); + if (!newmac->name) { + kfree(newmac); + return; + } + + /* + * OCOTP only stores the last 4 octets for each mac address, + * so hard-code OUI here. + */ + macaddr = newmac->value; + switch (oui) { + case OUI_FSL: + macaddr[0] = 0x00; + macaddr[1] = 0x04; + macaddr[2] = 0x9f; + break; + case OUI_DENX: + macaddr[0] = 0xc0; + macaddr[1] = 0xe5; + macaddr[2] = 0x4e; + break; + } + val = ocotp[i]; + macaddr[3] = (val >> 16) & 0xff; + macaddr[4] = (val >> 8) & 0xff; + macaddr[5] = (val >> 0) & 0xff; + + oldmac = of_find_property(np, newmac->name, NULL); + if (oldmac) + prom_update_property(np, newmac, oldmac); + else + prom_add_property(np, newmac); + } +} + +static void __init imx23_evk_init(void) +{ + mxsfb_pdata.mode_list = mx23evk_video_modes; + mxsfb_pdata.mode_count = ARRAY_SIZE(mx23evk_video_modes); + mxsfb_pdata.default_bpp = 32; + mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT; +} + static void __init imx28_evk_init(void) { struct clk *clk; @@ -79,24 +194,35 @@ static void __init imx28_evk_init(void) clk = clk_get_sys("enet_out", NULL); if (!IS_ERR(clk)) clk_prepare_enable(clk); + + update_fec_mac_prop(OUI_FSL); + + mxsfb_pdata.mode_list = mx28evk_video_modes; + mxsfb_pdata.mode_count = ARRAY_SIZE(mx28evk_video_modes); + mxsfb_pdata.default_bpp = 32; + mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT; } static void __init mxs_machine_init(void) { if (of_machine_is_compatible("fsl,imx28-evk")) imx28_evk_init(); + else if (of_machine_is_compatible("fsl,imx23-evk")) + imx23_evk_init(); of_platform_populate(NULL, of_default_bus_match_table, - NULL, NULL); + mxs_auxdata_lookup, NULL); } static const char *imx23_dt_compat[] __initdata = { "fsl,imx23-evk", + "olimex,imx23-olinuxino", "fsl,imx23", NULL, }; static const char *imx28_dt_compat[] __initdata = { + "crystalfontz,cfa10036", "fsl,imx28-evk", "fsl,imx28", NULL, |