From: Sebastian Reichel <s...@ring0.de>
This patch adds Synchronous Serial Interface (SSI) hwmod support for
OMAP34xx SoCs.
---
arch/arm/mach-omap2/omap_hwmod_3xxx_data.c | 104 ++++++++++++++++++++++++++++
1 file changed, 104 insertions(+)
diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index 0c3a427..74006c4 100644
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -3693,6 +3693,109 @@ static struct omap_hwmod_ocp_if omap3xxx_l4_core__aes =
{
.user = OCP_USER_MPU | OCP_USER_SDMA,
};
+/*
+ * 'ssi' class
+ * synchronous serial interface (multichannel and full-duplex serial if)
+ */
+
+static struct omap_hwmod_class_sysconfig omap34xx_ssi_sysc = {
+ .rev_offs = 0x0000,
+ .sysc_offs = 0x0010,
+ .syss_offs = 0x0014,
+ .sysc_flags = (SYSC_HAS_AUTOIDLE | SYSC_HAS_EMUFREE |
+ SYSC_HAS_MIDLEMODE | SYSC_HAS_SIDLEMODE |
+ SYSC_HAS_SOFTRESET | SYSS_HAS_RESET_STATUS),
+ .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+ SIDLE_SMART_WKUP | MSTANDBY_FORCE | MSTANDBY_NO |
+ MSTANDBY_SMART | MSTANDBY_SMART_WKUP),
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class omap34xx_ssi_hwmod_class = {
+ .name = "ssi",
+ .sysc = &omap34xx_ssi_sysc,
+};
+
+static struct omap_hwmod_irq_info omap34xx_ssi_irqs[] = {
+ { .name = "ssi_p1_mpu_irq0", .irq = 67 },
+ { .name = "ssi_p1_mpu_irq1", .irq = 68 },
+ { .name = "ssi_p2_mpu_irq0", .irq = 69 },
+ { .name = "ssi_p2_mpu_irq1", .irq = 70 },
+ { .name = "ssi_gdd_mpu", .irq = 71 },
+ { .irq = -1 },
+};
+
+static struct omap_hwmod_addr_space omap34xx_ssi_addrs[] = {
+ {
+ .name = "sys",
+ .pa_start = 0x48058000,
+ .pa_end = 0x48058fff,
+ .flags = ADDR_TYPE_RT,
+ },
+ {
+ /* generic distributed DMA */
+ .name = "gdd",
+ .pa_start = 0x48059000,
+ .pa_end = 0x48059fff,
+ .flags = ADDR_TYPE_RT,
+ },
+ {
+ /* port 1: synchronous serial transmitter */
+ .name = "p1_sst",
+ .pa_start = 0x4805a000,
+ .pa_end = 0x4805a7ff,
+ .flags = ADDR_TYPE_RT,
+ },
+ {
+ /* port 1: synchronous serial receiver */
+ .name = "p1_ssr",
+ .pa_start = 0x4805a800,
+ .pa_end = 0x4805afff,
+ .flags = ADDR_TYPE_RT,
+ },
+ {
+ /* port 2: synchronous serial transmitter */
+ .name = "p2_sst",
+ .pa_start = 0x4805b000,
+ .pa_end = 0x4805b7ff,
+ .flags = ADDR_TYPE_RT,
+ },
+ {
+ /* port 2: synchronous serial receiver */
+ .name = "p2_ssr",
+ .pa_start = 0x4805b800,
+ .pa_end = 0x4805bfff,
+ .flags = ADDR_TYPE_RT,
+ },
+ {}
+};
+
+static struct omap_hwmod omap34xx_ssi_hwmod = {
+ .name = "ssi",
+ .class = &omap34xx_ssi_hwmod_class,
+ .clkdm_name = "l3_init_clkdm",
+ .mpu_irqs = omap34xx_ssi_irqs,
+ .main_clk = "ssi_ssr_fck",
+ .prcm = {
+ .omap2 = {
+ .prcm_reg_id = 1,
+ .module_bit = OMAP3430_EN_SSI_SHIFT,
+ .module_offs = WKUP_MOD,
+ .idlest_reg_id = 1,
+ .idlest_idle_bit = OMAP3430ES2_ST_SSI_IDLE_SHIFT,
+ },
+ },
+};
+
+/* SSI -> l3 */
+static struct omap_hwmod_ocp_if omap34xx_l3__ssi = {
+ .master = &omap3xxx_l3_main_hwmod,
+ .slave = &omap34xx_ssi_hwmod,
+ .clk = "ssi_ick",
+ .addr = omap34xx_ssi_addrs,
+ .user = OCP_USER_MPU | OCP_USER_SDMA,
+};
+
static struct omap_hwmod_ocp_if *omap3xxx_hwmod_ocp_ifs[] __initdata = {
&omap3xxx_l3_main__l4_core,
&omap3xxx_l3_main__l4_per,
@@ -3818,6 +3921,7 @@ static struct omap_hwmod_ocp_if *omap34xx_hwmod_ocp_ifs[]
__initdata = {
#ifdef CONFIG_OMAP_IOMMU_IVA2
&omap3xxx_l3_main__mmu_iva,
#endif
+ &omap34xx_l3__ssi,
NULL
};
--
1.7.10.4
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