diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-omap2/pdata-quirks.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c index 47afff3b9c37..5aaf720211f4 100644 --- a/arch/arm/mach-omap2/pdata-quirks.c +++ b/arch/arm/mach-omap2/pdata-quirks.c @@ -8,6 +8,7 @@ * published by the Free Software Foundation. */ #include <linux/clk.h> +#include <linux/davinci_emac.h> #include <linux/gpio.h> #include <linux/init.h> #include <linux/kernel.h> @@ -16,6 +17,7 @@ #include <linux/platform_data/pinctrl-single.h> +#include "am35xx.h" #include "common.h" #include "common-board-devices.h" #include "dss-common.h" @@ -104,6 +106,42 @@ static void __init omap3_zoom_legacy_init(void) { legacy_init_wl12xx(WL12XX_REFCLOCK_26, 0, 162); } + +static void am35xx_enable_emac_int(void) +{ + u32 v; + + v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); + v |= (AM35XX_CPGMAC_C0_RX_PULSE_CLR | AM35XX_CPGMAC_C0_TX_PULSE_CLR | + AM35XX_CPGMAC_C0_MISC_PULSE_CLR | AM35XX_CPGMAC_C0_RX_THRESH_CLR); + omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR); + omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); /* OCP barrier */ +} + +static void am35xx_disable_emac_int(void) +{ + u32 v; + + v = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); + v |= (AM35XX_CPGMAC_C0_RX_PULSE_CLR | AM35XX_CPGMAC_C0_TX_PULSE_CLR); + omap_ctrl_writel(v, AM35XX_CONTROL_LVL_INTR_CLEAR); + omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR); /* OCP barrier */ +} + +static struct emac_platform_data am35xx_emac_pdata = { + .interrupt_enable = am35xx_enable_emac_int, + .interrupt_disable = am35xx_disable_emac_int, +}; + +static void __init am3517_evm_legacy_init(void) +{ + u32 v; + + v = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); + v &= ~AM35XX_CPGMACSS_SW_RST; + omap_ctrl_writel(v, AM35XX_CONTROL_IP_SW_RESET); + omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET); /* OCP barrier */ +} #endif /* CONFIG_ARCH_OMAP3 */ #ifdef CONFIG_ARCH_OMAP4 @@ -172,6 +210,10 @@ struct of_dev_auxdata omap_auxdata_lookup[] __initdata = { #ifdef CONFIG_ARCH_OMAP3 OF_DEV_AUXDATA("ti,omap3-padconf", 0x48002030, "48002030.pinmux", &pcs_pdata), OF_DEV_AUXDATA("ti,omap3-padconf", 0x48002a00, "48002a00.pinmux", &pcs_pdata), + /* Only on am3517 */ + OF_DEV_AUXDATA("ti,davinci_mdio", 0x5c030000, "davinci_mdio.0", NULL), + OF_DEV_AUXDATA("ti,am3517-emac", 0x5c000000, "davinci_emac.0", + &am35xx_emac_pdata), #endif #ifdef CONFIG_ARCH_OMAP4 OF_DEV_AUXDATA("ti,omap4-padconf", 0x4a100040, "4a100040.pinmux", &pcs_pdata), @@ -192,6 +234,7 @@ static struct pdata_init pdata_quirks[] __initdata = { { "isee,omap3-igep0020", omap3_igep0020_legacy_init, }, { "ti,omap3-evm-37xx", omap3_evm_legacy_init, }, { "ti,omap3-zoom3", omap3_zoom_legacy_init, }, + { "ti,am3517-evm", am3517_evm_legacy_init, }, #endif #ifdef CONFIG_ARCH_OMAP4 { "ti,omap4-sdp", omap4_sdp_legacy_init, }, |