Signed-off-by: Inki Dae <inki.dae@xxxxxxxxxxx>
---
arch/arm/mach-s5pv210/Kconfig | 6 +++
arch/arm/mach-s5pv210/Makefile | 1 +
arch/arm/mach-s5pv210/setup-mipi.c | 76 ++++++++++++++++++++++++++++++++++++
3 files changed, 83 insertions(+), 0 deletions(-)
create mode 100644 arch/arm/mach-s5pv210/setup-mipi.c
diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig
index 862f239..76da541 100644
--- a/arch/arm/mach-s5pv210/Kconfig
+++ b/arch/arm/mach-s5pv210/Kconfig
@@ -53,6 +53,11 @@ config S5PV210_SETUP_SDHCI_GPIO
help
Common setup code for SDHCI gpio.
+config S5P_SETUP_MIPI_DSI
+ bool
+ help
+ Common setup code for MIPI-DSI
+
menu "S5PC110 Machines"
config MACH_AQUILA
@@ -92,6 +97,7 @@ config MACH_GONI
select S5PV210_SETUP_I2C2
select S5PV210_SETUP_KEYPAD
select S5PV210_SETUP_SDHCI
+ select S5P_SETUP_MIPI_DSI
help
Machine support for Samsung GONI board
S5PC110(MCP) is one of package option of S5PV210
diff --git a/arch/arm/mach-s5pv210/Makefile b/arch/arm/mach-s5pv210/Makefile
index ff1a0db..638747c 100644
--- a/arch/arm/mach-s5pv210/Makefile
+++ b/arch/arm/mach-s5pv210/Makefile
@@ -37,3 +37,4 @@ obj-$(CONFIG_S5PV210_SETUP_IDE) += setup-ide.o
obj-$(CONFIG_S5PV210_SETUP_KEYPAD) += setup-keypad.o
obj-$(CONFIG_S5PV210_SETUP_SDHCI) += setup-sdhci.o
obj-$(CONFIG_S5PV210_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o
+obj-$(CONFIG_S5P_SETUP_MIPI_DSI) += setup-mipi.o
\ No newline at end of file
diff --git a/arch/arm/mach-s5pv210/setup-mipi.c b/arch/arm/mach-s5pv210/setup-mipi.c
new file mode 100644
index 0000000..2cc8cd1
--- /dev/null
+++ b/arch/arm/mach-s5pv210/setup-mipi.c
@@ -0,0 +1,76 @@
+/* linux/arch/arm/plat-s5p/setup-mipi.c
+ *
+ * Samsung MIPI-DSI DPHY driver.
+ *
+ * Author: InKi Dae <inki.dae@xxxxxxxxxxx>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/io.h>
+#include <linux/err.h>
+#include <linux/platform_device.h>
+#include <linux/clk.h>
+
+#include <mach/map.h>
+#include <mach/regs-clock.h>
+
+#include <plat/mipi-dsi.h>
+#include <plat/regs-dsim.h>
+
+static int s5p_mipi_enable_d_phy(struct dsim_device *dsim, unsigned int enable)
+{
+ unsigned int reg;
+
+ reg = readl(S5P_MIPI_CONTROL) & ~(1 << 0);
+ reg |= (enable << 0);
+ writel(reg, S5P_MIPI_CONTROL);
+
+ return 0;
+}
+
+static int s5p_mipi_enable_dsi_master(struct dsim_device *dsim,
+ unsigned int enable)
+{
+ unsigned int reg;
+
+ reg = readl(S5P_MIPI_CONTROL) & ~(1 << 2);
+ reg |= (enable << 2);
+ writel(reg, S5P_MIPI_CONTROL);
+
+ return 0;
+}
+
+int s5p_mipi_part_reset(struct dsim_device *dsim)
+{
+ writel(S5P_MIPI_M_RESETN, S5P_MIPI_PHY_CON0);
+
+ return 0;
+}
+
+int s5p_mipi_init_d_phy(struct dsim_device *dsim)
+{
+ /**
+ * DPHY and Master block must be enabled at the system initialization
+ * step before data access from/to DPHY begins.
+ */
+ s5p_mipi_enable_d_phy(dsim, 1);
+
+ s5p_mipi_enable_dsi_master(dsim, 1);
+
+ return 0;
+}
--
1.7.0.4
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