diff options
Diffstat (limited to 'arch/arm/mach-mxs')
| -rw-r--r-- | arch/arm/mach-mxs/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/mach-mxs/Makefile.boot | 9 | ||||
| -rw-r--r-- | arch/arm/mach-mxs/devices-mx23.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-mxs/devices-mx28.h | 2 | ||||
| -rw-r--r-- | arch/arm/mach-mxs/devices/platform-mxsfb.c | 2 | ||||
| -rw-r--r-- | arch/arm/mach-mxs/include/mach/mxsfb.h | 49 | ||||
| -rw-r--r-- | arch/arm/mach-mxs/mach-mxs.c | 215 |
7 files changed, 223 insertions, 57 deletions
diff --git a/arch/arm/mach-mxs/Kconfig b/arch/arm/mach-mxs/Kconfig index 91cf0625819..ccdf83b17cf 100644 --- a/arch/arm/mach-mxs/Kconfig +++ b/arch/arm/mach-mxs/Kconfig @@ -16,6 +16,7 @@ config SOC_IMX28 bool select ARM_AMBA select CPU_ARM926T + select HAVE_CAN_FLEXCAN if CAN select HAVE_PWM select PINCTRL_IMX28 diff --git a/arch/arm/mach-mxs/Makefile.boot b/arch/arm/mach-mxs/Makefile.boot index 07b11fe6453..4582999cf08 100644 --- a/arch/arm/mach-mxs/Makefile.boot +++ b/arch/arm/mach-mxs/Makefile.boot @@ -1 +1,10 @@ zreladdr-y += 0x40008000 + +dtb-y += imx23-evk.dtb \ + imx23-olinuxino.dtb \ + imx23-stmp378x_devb.dtb \ + imx28-apx4devkit.dtb \ + imx28-cfa10036.dtb \ + imx28-evk.dtb \ + imx28-m28evk.dtb \ + imx28-tx28.dtb \ diff --git a/arch/arm/mach-mxs/devices-mx23.h b/arch/arm/mach-mxs/devices-mx23.h index 9acdd638704..9ee5cede3d4 100644 --- a/arch/arm/mach-mxs/devices-mx23.h +++ b/arch/arm/mach-mxs/devices-mx23.h @@ -10,7 +10,7 @@ */ #include <mach/mx23.h> #include <mach/devices-common.h> -#include <mach/mxsfb.h> +#include <linux/mxsfb.h> #include <linux/amba/bus.h> static inline int mx23_add_duart(void) diff --git a/arch/arm/mach-mxs/devices-mx28.h b/arch/arm/mach-mxs/devices-mx28.h index 84b2960df11..fcab431060f 100644 --- a/arch/arm/mach-mxs/devices-mx28.h +++ b/arch/arm/mach-mxs/devices-mx28.h @@ -10,7 +10,7 @@ */ #include <mach/mx28.h> #include <mach/devices-common.h> -#include <mach/mxsfb.h> +#include <linux/mxsfb.h> #include <linux/amba/bus.h> static inline int mx28_add_duart(void) diff --git a/arch/arm/mach-mxs/devices/platform-mxsfb.c b/arch/arm/mach-mxs/devices/platform-mxsfb.c index 5a75b7180f7..76b53f73418 100644 --- a/arch/arm/mach-mxs/devices/platform-mxsfb.c +++ b/arch/arm/mach-mxs/devices/platform-mxsfb.c @@ -10,7 +10,7 @@ #include <mach/mx23.h> #include <mach/mx28.h> #include <mach/devices-common.h> -#include <mach/mxsfb.h> +#include <linux/mxsfb.h> #ifdef CONFIG_SOC_IMX23 struct platform_device *__init mx23_add_mxsfb( diff --git a/arch/arm/mach-mxs/include/mach/mxsfb.h b/arch/arm/mach-mxs/include/mach/mxsfb.h deleted file mode 100644 index e4d79791515..00000000000 --- a/arch/arm/mach-mxs/include/mach/mxsfb.h +++ /dev/null @@ -1,49 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version 2 - * of the License, or (at your option) any later version. - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - */ - -#ifndef __MACH_FB_H -#define __MACH_FB_H - -#include <linux/fb.h> - -#define STMLCDIF_8BIT 1 /** pixel data bus to the display is of 8 bit width */ -#define STMLCDIF_16BIT 0 /** pixel data bus to the display is of 16 bit width */ -#define STMLCDIF_18BIT 2 /** pixel data bus to the display is of 18 bit width */ -#define STMLCDIF_24BIT 3 /** pixel data bus to the display is of 24 bit width */ - -#define FB_SYNC_DATA_ENABLE_HIGH_ACT (1 << 6) -#define FB_SYNC_DOTCLK_FAILING_ACT (1 << 7) /* failing/negtive edge sampling */ - -struct mxsfb_platform_data { - struct fb_videomode *mode_list; - unsigned mode_count; - - unsigned default_bpp; - - unsigned dotclk_delay; /* refer manual HW_LCDIF_VDCTRL4 register */ - unsigned ld_intf_width; /* refer STMLCDIF_* macros */ - - unsigned fb_size; /* Size of the video memory. If zero a - * default will be used - */ - unsigned long fb_phys; /* physical address for the video memory. If - * zero the framebuffer memory will be dynamically - * allocated. If specified,fb_size must also be specified. - * fb_phys must be unused by Linux. - */ -}; - -#endif /* __MACH_FB_H */ diff --git a/arch/arm/mach-mxs/mach-mxs.c b/arch/arm/mach-mxs/mach-mxs.c index 8cac94b3302..648bdd05d38 100644 --- a/arch/arm/mach-mxs/mach-mxs.c +++ b/arch/arm/mach-mxs/mach-mxs.c @@ -16,12 +16,95 @@ #include <linux/init.h> #include <linux/init.h> #include <linux/irqdomain.h> +#include <linux/micrel_phy.h> +#include <linux/mxsfb.h> #include <linux/of_irq.h> #include <linux/of_platform.h> +#include <linux/phy.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 fb_videomode m28evk_video_modes[] = { + { + .name = "Ampire AM-800480R2TMQW-T01H", + .refresh = 60, + .xres = 800, + .yres = 480, + .pixclock = 30066, /* picosecond (33.26 MHz) */ + .left_margin = 0, + .right_margin = 256, + .upper_margin = 0, + .lower_margin = 45, + .hsync_len = 1, + .vsync_len = 1, + .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT, + }, +}; + +static struct fb_videomode apx4devkit_video_modes[] = { + { + .name = "HannStar PJ70112A", + .refresh = 60, + .xres = 800, + .yres = 480, + .pixclock = 33333, /* picosecond (30.00 MHz) */ + .left_margin = 88, + .right_margin = 40, + .upper_margin = 32, + .lower_margin = 13, + .hsync_len = 48, + .vsync_len = 3, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT | + 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) { @@ -71,33 +154,155 @@ static struct sys_timer imx28_timer = { .init = imx28_timer_init, }; -static void __init imx28_evk_init(void) +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 inline void enable_clk_enet_out(void) { - struct clk *clk; + struct clk *clk = clk_get_sys("enet_out", NULL); - /* Enable fec phy clock */ - clk = clk_get_sys("enet_out", NULL); if (!IS_ERR(clk)) clk_prepare_enable(clk); } +static void __init imx28_evk_init(void) +{ + enable_clk_enet_out(); + 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 m28evk_init(void) +{ + enable_clk_enet_out(); + update_fec_mac_prop(OUI_DENX); + + mxsfb_pdata.mode_list = m28evk_video_modes; + mxsfb_pdata.mode_count = ARRAY_SIZE(m28evk_video_modes); + mxsfb_pdata.default_bpp = 16; + mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT; +} + +static int apx4devkit_phy_fixup(struct phy_device *phy) +{ + phy->dev_flags |= MICREL_PHY_50MHZ_CLK; + return 0; +} + +static void __init apx4devkit_init(void) +{ + enable_clk_enet_out(); + + if (IS_BUILTIN(CONFIG_PHYLIB)) + phy_register_fixup_for_uid(PHY_ID_KS8051, MICREL_PHY_ID_MASK, + apx4devkit_phy_fixup); + + mxsfb_pdata.mode_list = apx4devkit_video_modes; + mxsfb_pdata.mode_count = ARRAY_SIZE(apx4devkit_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(); + else if (of_machine_is_compatible("denx,m28evk")) + m28evk_init(); + else if (of_machine_is_compatible("bluegiga,apx4devkit")) + apx4devkit_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", + "fsl,stmp378x_devb" + "olimex,imx23-olinuxino", "fsl,imx23", NULL, }; static const char *imx28_dt_compat[] __initdata = { + "bluegiga,apx4devkit", + "crystalfontz,cfa10036", + "denx,m28evk", "fsl,imx28-evk", + "karo,tx28", "fsl,imx28", NULL, }; |