ARM: OMAP2+: hwmod: AM43x: add hwmod support for ADC on AM43xx
authorVignesh R <vigneshr@ti.com>
Fri, 21 Nov 2014 10:14:21 +0000 (15:44 +0530)
committerPaul Walmsley <paul@pwsan.com>
Fri, 21 Nov 2014 17:39:49 +0000 (10:39 -0700)
This patch adds hwmod support for ADC on AM43xx. Since clockdomain
and offsets of adc_tsc are different from AM33xx, ADC data has been
directly added to AM43xx hwmod file.

Signed-off-by: Vignesh R <vigneshr@ti.com>
[paul@pwsan.com: fixed spelling of "Anolog"; converted spaces to tabs]
Signed-off-by: Paul Walmsley <paul@pwsan.com>
arch/arm/mach-omap2/omap_hwmod_43xx_data.c

index fea01aa..5c6c841 100644 (file)
@@ -417,6 +417,37 @@ static struct omap_hwmod am43xx_qspi_hwmod = {
        },
 };
 
+/*
+ * 'adc/tsc' class
+ * TouchScreen Controller (Analog-To-Digital Converter)
+ */
+static struct omap_hwmod_class_sysconfig am43xx_adc_tsc_sysc = {
+       .rev_offs       = 0x00,
+       .sysc_offs      = 0x10,
+       .sysc_flags     = SYSC_HAS_SIDLEMODE,
+       .idlemodes      = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+                         SIDLE_SMART_WKUP),
+       .sysc_fields    = &omap_hwmod_sysc_type2,
+};
+
+static struct omap_hwmod_class am43xx_adc_tsc_hwmod_class = {
+       .name           = "adc_tsc",
+       .sysc           = &am43xx_adc_tsc_sysc,
+};
+
+static struct omap_hwmod am43xx_adc_tsc_hwmod = {
+       .name           = "adc_tsc",
+       .class          = &am43xx_adc_tsc_hwmod_class,
+       .clkdm_name     = "l3s_tsc_clkdm",
+       .main_clk       = "adc_tsc_fck",
+       .prcm           = {
+               .omap4  = {
+                       .clkctrl_offs   = AM43XX_CM_WKUP_ADC_TSC_CLKCTRL_OFFSET,
+                       .modulemode     = MODULEMODE_SWCTRL,
+               },
+       },
+};
+
 /* dss */
 
 static struct omap_hwmod am43xx_dss_core_hwmod = {
@@ -547,6 +578,13 @@ static struct omap_hwmod_ocp_if am43xx_l4_wkup__gpio0 = {
        .user           = OCP_USER_MPU | OCP_USER_SDMA,
 };
 
+static struct omap_hwmod_ocp_if am43xx_l4_wkup__adc_tsc = {
+       .master         = &am33xx_l4_wkup_hwmod,
+       .slave          = &am43xx_adc_tsc_hwmod,
+       .clk            = "dpll_core_m4_div2_ck",
+       .user           = OCP_USER_MPU,
+};
+
 static struct omap_hwmod_ocp_if am43xx_l4_hs__cpgmac0 = {
        .master         = &am43xx_l4_hs_hwmod,
        .slave          = &am33xx_cpgmac0_hwmod,
@@ -789,6 +827,7 @@ static struct omap_hwmod_ocp_if *am43xx_hwmod_ocp_ifs[] __initdata = {
        &am43xx_l4_wkup__i2c1,
        &am43xx_l4_wkup__gpio0,
        &am43xx_l4_wkup__wd_timer1,
+       &am43xx_l4_wkup__adc_tsc,
        &am43xx_l3_s__qspi,
        &am33xx_l4_per__dcan0,
        &am33xx_l4_per__dcan1,