ARM: OMAP AM35x: EMAC/MDIO integration: Add Davinci EMAC/MDIO hwmod support

[~andy/linux] / arch / arm / mach-omap2 / omap_hwmod_3xxx_data.c

diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index b26d3c9bca1621cab9ac87eea39aff6cc489fc24..a16b832f1d9c9901775eb29a317d37c2f87ee32b 100644 (file)
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -3138,6 +3138,107 @@ static struct omap_hwmod_ocp_if omap3xxx_l4_wkup__counter_32k = {
        .user           = OCP_USER_MPU | OCP_USER_SDMA,
 };
 
+/* am35xx has Davinci MDIO & EMAC */
+static struct omap_hwmod_class am35xx_mdio_class = {
+       .name = "davinci_mdio",
+};
+
+static struct omap_hwmod am35xx_mdio_hwmod = {
+       .name           = "davinci_mdio",
+       .class          = &am35xx_mdio_class,
+       .flags          = HWMOD_NO_IDLEST,
+};
+
+/*
+ * XXX Should be connected to an IPSS hwmod, not the L3 directly;
+ * but this will probably require some additional hwmod core support,
+ * so is left as a future to-do item.
+ */
+static struct omap_hwmod_ocp_if am35xx_mdio__l3 = {
+       .master         = &am35xx_mdio_hwmod,
+       .slave          = &omap3xxx_l3_main_hwmod,
+       .clk            = "emac_fck",
+       .user           = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_addr_space am35xx_mdio_addrs[] = {
+       {
+               .pa_start       = AM35XX_IPSS_MDIO_BASE,
+               .pa_end         = AM35XX_IPSS_MDIO_BASE + SZ_4K - 1,
+               .flags          = ADDR_TYPE_RT,
+       },
+       { }
+};
+
+/* l4_core -> davinci mdio  */
+/*
+ * XXX Should be connected to an IPSS hwmod, not the L4_CORE directly;
+ * but this will probably require some additional hwmod core support,
+ * so is left as a future to-do item.
+ */
+static struct omap_hwmod_ocp_if am35xx_l4_core__mdio = {
+       .master         = &omap3xxx_l4_core_hwmod,
+       .slave          = &am35xx_mdio_hwmod,
+       .clk            = "emac_fck",
+       .addr           = am35xx_mdio_addrs,
+       .user           = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_irq_info am35xx_emac_mpu_irqs[] = {
+       { .name = "rxthresh",   .irq = INT_35XX_EMAC_C0_RXTHRESH_IRQ },
+       { .name = "rx_pulse",   .irq = INT_35XX_EMAC_C0_RX_PULSE_IRQ },
+       { .name = "tx_pulse",   .irq = INT_35XX_EMAC_C0_TX_PULSE_IRQ },
+       { .name = "misc_pulse", .irq = INT_35XX_EMAC_C0_MISC_PULSE_IRQ },
+       { .irq = -1 }
+};
+
+static struct omap_hwmod_class am35xx_emac_class = {
+       .name = "davinci_emac",
+};
+
+static struct omap_hwmod am35xx_emac_hwmod = {
+       .name           = "davinci_emac",
+       .mpu_irqs       = am35xx_emac_mpu_irqs,
+       .class          = &am35xx_emac_class,
+       .flags          = HWMOD_NO_IDLEST,
+};
+
+/* l3_core -> davinci emac interface */
+/*
+ * XXX Should be connected to an IPSS hwmod, not the L3 directly;
+ * but this will probably require some additional hwmod core support,
+ * so is left as a future to-do item.
+ */
+static struct omap_hwmod_ocp_if am35xx_emac__l3 = {
+       .master         = &am35xx_emac_hwmod,
+       .slave          = &omap3xxx_l3_main_hwmod,
+       .clk            = "emac_ick",
+       .user           = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_addr_space am35xx_emac_addrs[] = {
+       {
+               .pa_start       = AM35XX_IPSS_EMAC_BASE,
+               .pa_end         = AM35XX_IPSS_EMAC_BASE + 0x30000 - 1,
+               .flags          = ADDR_TYPE_RT,
+       },
+       { }
+};
+
+/* l4_core -> davinci emac  */
+/*
+ * XXX Should be connected to an IPSS hwmod, not the L4_CORE directly;
+ * but this will probably require some additional hwmod core support,
+ * so is left as a future to-do item.
+ */
+static struct omap_hwmod_ocp_if am35xx_l4_core__emac = {
+       .master         = &omap3xxx_l4_core_hwmod,
+       .slave          = &am35xx_emac_hwmod,
+       .clk            = "emac_ick",
+       .addr           = am35xx_emac_addrs,
+       .user           = OCP_USER_MPU,
+};
+
 static struct omap_hwmod_ocp_if *omap3xxx_hwmod_ocp_ifs[] __initdata = {
        &omap3xxx_l3_main__l4_core,
        &omap3xxx_l3_main__l4_per,
@@ -3266,6 +3367,10 @@ static struct omap_hwmod_ocp_if *am35xx_hwmod_ocp_ifs[] __initdata = {
        &omap3xxx_l4_core__usb_tll_hs,
        &omap3xxx_l4_core__es3plus_mmc1,
        &omap3xxx_l4_core__es3plus_mmc2,
+       &am35xx_mdio__l3,
+       &am35xx_l4_core__mdio,
+       &am35xx_emac__l3,
+       &am35xx_l4_core__emac,
        NULL
 };