[src/trunk]: src/sys/arch/arm/allwinner add OUTPUT_VGA in order to shut down ...

[macallan <macallan%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/00d99469dc04
branches:  trunk
changeset: 813032:00d99469dc04
user:      macallan <macallan%NetBSD.org@localhost>
date:      Wed Jan 13 13:29:51 2016 +0000

description:
add OUTPUT_VGA in order to shut down the right output(s) when blanking etc.

diffstat:

 sys/arch/arm/allwinner/awin_tcon.c |  44 +++++++++++++++++++++++++------------
 1 files changed, 30 insertions(+), 14 deletions(-)

diffs (128 lines):

diff -r b617e6c0dcf4 -r 00d99469dc04 sys/arch/arm/allwinner/awin_tcon.c
--- a/sys/arch/arm/allwinner/awin_tcon.c        Wed Jan 13 12:48:51 2016 +0000
+++ b/sys/arch/arm/allwinner/awin_tcon.c        Wed Jan 13 13:29:51 2016 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: awin_tcon.c,v 1.11 2015/11/20 18:32:13 bouyer Exp $ */
+/* $NetBSD: awin_tcon.c,v 1.12 2016/01/13 13:29:51 macallan Exp $ */
 
 /*-
  * Copyright (c) 2014 Jared D. McNeill <jmcneill%invisible.ca@localhost>
@@ -29,7 +29,7 @@
 #include "opt_allwinner.h"
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: awin_tcon.c,v 1.11 2015/11/20 18:32:13 bouyer Exp $");
+__KERNEL_RCSID(0, "$NetBSD: awin_tcon.c,v 1.12 2016/01/13 13:29:51 macallan Exp $");
 
 #include <sys/param.h>
 #include <sys/bus.h>
@@ -67,6 +67,7 @@
        unsigned int sc_output_type;
 #define OUTPUT_HDMI 0
 #define OUTPUT_LVDS 1
+#define OUTPUT_VGA 2
        const char *sc_lcdpwr_pin_name;
        struct awin_gpio_pindata sc_lcdpwr_pin;
        const char *sc_lcdblk_pin_name;
@@ -159,6 +160,8 @@
                        sc->sc_output_type = OUTPUT_HDMI;
                } else if (strcmp(output, "lvds") == 0) {
                        sc->sc_output_type = OUTPUT_LVDS;
+               } else if (strcmp(output, "vga") == 0) {
+                       sc->sc_output_type = OUTPUT_VGA;
                } else {
                        panic("tcon: wrong mode %s", output);
                }
@@ -254,7 +257,8 @@
        switch(sc->sc_clk_pll) {
        case 3:
                awin_pll3_set_rate(n * 3000000);
-               if (sc->sc_output_type == OUTPUT_HDMI) {
+               if ((sc->sc_output_type == OUTPUT_HDMI) ||
+                   (sc->sc_output_type == OUTPUT_VGA)) {
                        awin_reg_set_clear(sc->sc_bst, sc->sc_ch1clk_bsh, 0,
                            AWIN_CLK_OUT_ENABLE |
                            AWIN_LCDx_CH1_SCLK1_GATING |
@@ -286,7 +290,8 @@
                break;
        case 7:
                awin_pll7_set_rate(n * 3000000);
-               if (sc->sc_output_type == OUTPUT_HDMI) {
+               if ((sc->sc_output_type == OUTPUT_HDMI) || 
+                   (sc->sc_output_type == OUTPUT_VGA)) {
                        awin_reg_set_clear(sc->sc_bst, sc->sc_ch1clk_bsh, 0,
                            AWIN_CLK_OUT_ENABLE |
                            AWIN_LCDx_CH1_SCLK1_GATING |
@@ -593,7 +598,8 @@
                return;
        }
        sc = device_private(dev);
-       KASSERT(sc->sc_output_type == OUTPUT_HDMI);
+       KASSERT((sc->sc_output_type == OUTPUT_HDMI) || 
+                   (sc->sc_output_type == OUTPUT_VGA));
 
        awin_debe_enable(device_unit(sc->sc_dev), enable);
        delay(20000);
@@ -604,7 +610,10 @@
                val = TCON_READ(sc, AWIN_TCON1_CTL_REG);
                val |= AWIN_TCONx_CTL_EN;
                TCON_WRITE(sc, AWIN_TCON1_CTL_REG, val);
-               TCON_WRITE(sc, AWIN_TCON1_IO_TRI_REG, 0);
+               if (sc->sc_output_type == OUTPUT_VGA) {
+                       TCON_WRITE(sc, AWIN_TCON1_IO_TRI_REG, 0x0cffffff);
+               } else
+                       TCON_WRITE(sc, AWIN_TCON1_IO_TRI_REG, 0);
        } else {
                TCON_WRITE(sc, AWIN_TCON1_IO_TRI_REG, 0xffffffff);
                val = TCON_READ(sc, AWIN_TCON1_CTL_REG);
@@ -618,7 +627,7 @@
        KASSERT(tcon_mux_inited);
        val = bus_space_read_4(sc->sc_bst, tcon_mux_bsh, 0);
 #ifdef AWIN_TCON_DEBUG
-       printf("awin_tcon1_enable(%d) val 0x%x", unit, val);
+       printf("awin_tcon1_enable(%d) %d val 0x%x", unit, enable, val);
 #endif
        val &= ~ AWIN_TCON_MUX_CTL_HDMI_OUTPUT_SRC;
        if (unit == 0) {
@@ -652,7 +661,8 @@
                return;
        }
        sc = device_private(dev);
-       KASSERT(sc->sc_output_type == OUTPUT_HDMI);
+       KASSERT((sc->sc_output_type == OUTPUT_HDMI) || 
+                   (sc->sc_output_type == OUTPUT_VGA));
 
        awin_debe_set_videomode(device_unit(sc->sc_dev), mode);
        if (mode) {
@@ -660,9 +670,9 @@
                const u_int phsync_p = !!(mode->flags & VID_PHSYNC);
                const u_int pvsync_p = !!(mode->flags & VID_PVSYNC);
                const u_int hspw = mode->hsync_end - mode->hsync_start;
-               const u_int hbp = mode->htotal - mode->hsync_start;
+               const u_int hbp = mode->htotal - mode->hsync_end;
                const u_int vspw = mode->vsync_end - mode->vsync_start;
-               const u_int vbp = mode->vtotal - mode->vsync_start;
+               const u_int vbp = mode->vtotal - mode->vsync_end;
                const u_int vblank_len =
                    ((mode->vtotal << interlace_p) >> 1) - mode->vdisplay - 2;
                const u_int start_delay =
@@ -801,9 +811,15 @@
        }
        sc = device_private(dev);
 
-       if (sc->sc_output_type == OUTPUT_HDMI)  {
-               awin_hdmi_poweron(enable);
-       } else {
-               awin_tcon0_enable(sc, enable);
+       switch (sc->sc_output_type) {
+               case OUTPUT_HDMI:
+                       awin_hdmi_poweron(enable);
+                       break;
+               case OUTPUT_LVDS:
+                       awin_tcon0_enable(sc, enable);
+                       break;
+               case OUTPUT_VGA:
+                       awin_tcon1_enable(unit, enable);
+                       break;
        }
 }