# HG changeset patch
# User Mychaela Falconia <falcon@freecalypso.org>
# Date 1624328678 0
# Node ID 21e0e6492cdad0d6518f32a36cd624af687ab4de
# Parent  2f401860e9ad156ae434d9ee83c0609bcb1244bc
lunadrv: add init-kwh for KWH020ST23-F01 LCD

diff -r 2f401860e9ad -r 21e0e6492cda target-utils/lunadrv/Makefile
--- a/target-utils/lunadrv/Makefile	Mon May 31 04:24:22 2021 +0000
+++ b/target-utils/lunadrv/Makefile	Tue Jun 22 02:24:38 2021 +0000
@@ -7,7 +7,7 @@
 INSTDIR=/opt/freecalypso/target-bin
 
 PROG=	lunadrv
-OBJS=	crt0.o backlight.o cmdtab.o haoran.o lcdout.o main.o regcmd.o
+OBJS=	crt0.o backlight.o cmdtab.o formike.o haoran.o lcdout.o main.o regcmd.o
 LIBS=	../libcommon/libcommon.a ../libprintf/libprintf.a ../libbase/libbase.a \
 	../libc/libc.a
 LIBGCC=	`${CC} -print-file-name=libgcc.a`
diff -r 2f401860e9ad -r 21e0e6492cda target-utils/lunadrv/cmdtab.c
--- a/target-utils/lunadrv/cmdtab.c	Mon May 31 04:24:22 2021 +0000
+++ b/target-utils/lunadrv/cmdtab.c	Tue Jun 22 02:24:38 2021 +0000
@@ -22,6 +22,7 @@
 extern void abb_unlock_page2();
 extern void cmd_memdump_human();
 
+extern void init_formike();
 extern void init_haoran();
 
 const struct cmdtab cmdtab[] = {
@@ -34,6 +35,7 @@
 	{"dump", cmd_memdump_human},
 	{"fill", cmd_fill},
 	{"init-ht", init_haoran},
+	{"init-kwh", init_formike},
 	{"jump", cmd_jump},
 	{"mem2lcd", cmd_mem2lcd},
 	{"poweroff", abb_power_off},
diff -r 2f401860e9ad -r 21e0e6492cda target-utils/lunadrv/formike.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/target-utils/lunadrv/formike.c	Tue Jun 22 02:24:38 2021 +0000
@@ -0,0 +1,56 @@
+#include "types.h"
+#include "luna.h"
+
+/*
+ * ILI9225G register init for Formike KWH020ST23-F01 LCD.  This initialization
+ * is almost exactly the same as for our previous HaoRan HT020K1QC36S LCD,
+ * except for a different VCOMH setting in register 0x14.  Our Formike sales
+ * engineer confirmed that the new register setting is required for the new LCD.
+ */
+
+init_formike()
+{
+	/* reset pulse */
+	CNTL_RST_REG |= EXT_RESET;
+	wait_ARM_cycles(DELAY_1MS * 10);
+	CNTL_RST_REG &= ~EXT_RESET;
+	wait_ARM_cycles(DELAY_1MS * 50);
+	/* start register init */
+	LCD_REG_WR(0x0001, 0x011c); // set SS and NL bit
+	LCD_REG_WR(0x0002, 0x0100); // set 1 line inversion
+	LCD_REG_WR(0x0003, 0x1030); // set GRAM write direction and BGR=1.
+	LCD_REG_WR(0x0008, 0x0808); // set BP and FP
+	LCD_REG_WR(0x000F, 0x0901); // Set frame rate
+	wait_ARM_cycles(DELAY_1MS * 10);
+	LCD_REG_WR(0x0010, 0x0000); // Set SAP,DSTB,STB
+	LCD_REG_WR(0x0011, 0x1B41); // Set APON,PON,AON,VCI1EN,VC
+	wait_ARM_cycles(DELAY_1MS * 50);
+	LCD_REG_WR(0x0012, 0x200E); // Internal reference voltage= Vci;
+	LCD_REG_WR(0x0013, 0x0052); // Set GVDD
+	LCD_REG_WR(0x0014, 0x535C); // new VCOMH setting for KWH020ST23-F01
+	//------------- Set GRAM area ------------------//
+	LCD_REG_WR(0x0030, 0x0000);
+	LCD_REG_WR(0x0031, 0x00DB);
+	LCD_REG_WR(0x0032, 0x0000);
+	LCD_REG_WR(0x0033, 0x0000);
+	LCD_REG_WR(0x0034, 0x00DB);
+	LCD_REG_WR(0x0035, 0x0000);
+	LCD_REG_WR(0x0036, 0x00AF);
+	LCD_REG_WR(0x0037, 0x0000);
+	LCD_REG_WR(0x0038, 0x00DB);
+	LCD_REG_WR(0x0039, 0x0000);
+	// ----------- Adjust the Gamma Curve ----------//
+	LCD_REG_WR(0x0050, 0x0000);
+	LCD_REG_WR(0x0051, 0x0705);
+	LCD_REG_WR(0x0052, 0x0C0A);
+	LCD_REG_WR(0x0053, 0x0401);
+	LCD_REG_WR(0x0054, 0x040C);
+	LCD_REG_WR(0x0055, 0x0608);
+	LCD_REG_WR(0x0056, 0x0000);
+	LCD_REG_WR(0x0057, 0x0104);
+	LCD_REG_WR(0x0058, 0x0E06);
+	LCD_REG_WR(0x0059, 0x060E);
+	wait_ARM_cycles(DELAY_1MS * 50);
+	LCD_REG_WR(0x0007, 0x1017);
+	return(0);
+}