mirror of
https://github.com/Telecominfraproject/OpenCellular.git
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7c6d8d40f1
The KEY_IN is used twice. One of these should be KEY_OUT. This change fixes it. BUG=none BRANCH=none TEST=make buildall Change-Id: I923e0e2a1a0c4428a06ab486bf5ad9e49cf3d9b0 Signed-off-by: Mary Ruthven <mruthven@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/412902 Reviewed-by: Bill Richardson <wfrichar@chromium.org> Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
112 lines
3.6 KiB
C
112 lines
3.6 KiB
C
/* Copyright 2016 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "clock.h"
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#include "hooks.h"
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#include "registers.h"
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#include "timer.h"
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#define POWER_BUTTON 2
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static uint8_t val;
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int rbox_powerbtn_is_pressed(void)
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{
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return !GREAD_FIELD(RBOX, CHECK_OUTPUT, PWRB_OUT);
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}
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int rbox_powerbtn_override_is_enabled(void)
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{
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return GREAD_FIELD(RBOX, OVERRIDE_OUTPUT, EN) & (1 << POWER_BUTTON);
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}
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void rbox_powerbtn_release(void)
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{
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GWRITE_FIELD(RBOX, OVERRIDE_OUTPUT, EN, 0);
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GWRITE_FIELD(RBOX, OVERRIDE_OUTPUT, OEN, 0);
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GWRITE_FIELD(RBOX, OVERRIDE_OUTPUT, VAL, val);
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}
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void rbox_powerbtn_press(void)
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{
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if (rbox_powerbtn_override_is_enabled())
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return;
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val = GREAD_FIELD(RBOX, OVERRIDE_OUTPUT, VAL);
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GWRITE_FIELD(RBOX, OVERRIDE_OUTPUT, VAL, ~(1 << POWER_BUTTON) & val);
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GWRITE_FIELD(RBOX, OVERRIDE_OUTPUT, OEN, 1 << POWER_BUTTON);
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GWRITE_FIELD(RBOX, OVERRIDE_OUTPUT, EN, 1 << POWER_BUTTON);
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}
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static void rbox_release_ec_reset(void)
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{
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/* Let the EC go (the RO bootloader asserts it ASAP after POR) */
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GREG32(RBOX, ASSERT_EC_RST) = 0;
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/* And unfreeze the PINMUX */
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GREG32(PINMUX, HOLD) = 0;
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}
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DECLARE_HOOK(HOOK_INIT, rbox_release_ec_reset, HOOK_PRIO_LAST);
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static void rbox_init(void)
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{
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/* Enable RBOX */
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clock_enable_module(MODULE_RBOX, 1);
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/* Clear any interrupt bits (write 1's to clear) */
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GREG32(RBOX, INT_STATE) = 0xffffffff;
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/* Clear any wakeup bits (write 0x2, then 0x0) */
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GREG32(RBOX, WAKEUP) = GC_RBOX_WAKEUP_CLEAR_MASK;
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GREG32(RBOX, WAKEUP) = 0;
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/* Override rbox fuses and setup correct behavior */
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GWRITE(RBOX, DEBUG_CLK10HZ_COUNT, 0x63ff);
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GWRITE(RBOX, DEBUG_SHORT_DELAY_COUNT, 0x4ff);
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GWRITE(RBOX, DEBUG_LONG_DELAY_COUNT, 0x31);
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GWRITE(RBOX, DEBUG_DEBOUNCE, 0x4);
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GWRITE(RBOX, DEBUG_KEY_COMBO0, 0xC0);
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GWRITE(RBOX, DEBUG_KEY_COMBO1, 0x0);
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GWRITE(RBOX, DEBUG_KEY_COMBO2, 0x0);
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/* DEBUG_BLOCK_OUTPUT value should be 0x7 */
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GWRITE(RBOX, DEBUG_BLOCK_OUTPUT,
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GC_RBOX_DEBUG_BLOCK_OUTPUT_KEY0_SEL_MASK |
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GC_RBOX_DEBUG_BLOCK_OUTPUT_KEY1_SEL_MASK |
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GC_RBOX_DEBUG_BLOCK_OUTPUT_KEY0_VAL_MASK);
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/* DEBUG_POL value should be 0x21 */
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GWRITE(RBOX, DEBUG_POL,
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0x1 << GC_RBOX_DEBUG_POL_AC_PRESENT_LSB |
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0x0 << GC_RBOX_DEBUG_POL_PWRB_IN_LSB |
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0x0 << GC_RBOX_DEBUG_POL_PWRB_OUT_LSB |
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0x0 << GC_RBOX_DEBUG_POL_KEY0_IN_LSB |
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0x0 << GC_RBOX_DEBUG_POL_KEY0_OUT_LSB |
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0x1 << GC_RBOX_DEBUG_POL_KEY1_IN_LSB |
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0x0 << GC_RBOX_DEBUG_POL_KEY1_OUT_LSB |
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0x0 << GC_RBOX_DEBUG_POL_EC_RST_LSB |
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0x0 << GC_RBOX_DEBUG_POL_BATT_DISABLE_LSB);
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/* DEBUG_TERM value should be 0x1204 */
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GWRITE(RBOX, DEBUG_TERM,
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0x0 << GC_RBOX_DEBUG_TERM_AC_PRESENT_LSB |
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0x1 << GC_RBOX_DEBUG_TERM_ENTERING_RW_LSB |
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0x0 << GC_RBOX_DEBUG_TERM_PWRB_IN_LSB |
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0x0 << GC_RBOX_DEBUG_TERM_PWRB_OUT_LSB |
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0x2 << GC_RBOX_DEBUG_TERM_KEY0_IN_LSB |
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0x0 << GC_RBOX_DEBUG_TERM_KEY0_OUT_LSB |
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0x1 << GC_RBOX_DEBUG_TERM_KEY1_IN_LSB |
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0x0 << GC_RBOX_DEBUG_TERM_KEY1_OUT_LSB);
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/* DEBUG_BLOCK_OUTPUT value should be 0x157 */
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GWRITE(RBOX, DEBUG_DRIVE,
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0x3 << GC_RBOX_DEBUG_DRIVE_PWRB_OUT_LSB |
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0x1 << GC_RBOX_DEBUG_DRIVE_KEY0_OUT_LSB |
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0x1 << GC_RBOX_DEBUG_DRIVE_KEY1_OUT_LSB |
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0x1 << GC_RBOX_DEBUG_DRIVE_EC_RST_LSB |
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0x1 << GC_RBOX_DEBUG_DRIVE_BATT_DISABLE_LSB);
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/* FUSE_CTRL value should be 0x3 */
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GWRITE(RBOX, FUSE_CTRL,
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GC_RBOX_FUSE_CTRL_OVERRIDE_FUSE_MASK |
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GC_RBOX_FUSE_CTRL_OVERRIDE_FUSE_READY_MASK);
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}
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DECLARE_HOOK(HOOK_INIT, rbox_init, HOOK_PRIO_DEFAULT - 1);
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