ARM: OMAP4+: control: remove support for legacy pad read/write

omap4_ctrl_pad_readl/writel are no longer used by anybody, so remove
these. Syscon / pinctrl should be used to access the padconf area
instead.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index c3fa739..6c39cc0 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -443,7 +443,7 @@
 	/* XXX: remove these once OMAP3 is DT only */
 	if (!of_have_populated_dt()) {
 		omap2_set_globals_control(
-			OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE), NULL);
+			OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE));
 		omap2_set_globals_prm(OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE));
 		omap2_set_globals_cm(OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE),
 				     NULL);
@@ -631,8 +631,7 @@
 {
 	omap2_set_globals_tap(OMAP443X_CLASS,
 			      OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE));
-	omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE),
-				  OMAP2_L4_IO_ADDRESS(OMAP443X_CTRL_BASE));
+	omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP443X_SCM_BASE));
 	omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP4430_PRCM_MPU_BASE));
 	omap4xxx_check_revision();
 	omap4xxx_check_features();
@@ -660,8 +659,7 @@
 {
 	omap2_set_globals_tap(OMAP54XX_CLASS,
 			      OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE));
-	omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE),
-				  OMAP2_L4_IO_ADDRESS(OMAP54XX_CTRL_BASE));
+	omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE));
 	omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE));
 	omap4_pm_init_early();
 	omap2_prcm_base_init();
@@ -686,8 +684,7 @@
 void __init dra7xx_init_early(void)
 {
 	omap2_set_globals_tap(-1, OMAP2_L4_IO_ADDRESS(DRA7XX_TAP_BASE));
-	omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE),
-				  OMAP2_L4_IO_ADDRESS(DRA7XX_CTRL_BASE));
+	omap2_set_globals_control(OMAP2_L4_IO_ADDRESS(OMAP54XX_SCM_BASE));
 	omap2_set_globals_prcm_mpu(OMAP2_L4_IO_ADDRESS(OMAP54XX_PRCM_MPU_BASE));
 	omap4_pm_init_early();
 	omap2_prcm_base_init();