/*****************************************************************************
function name : mali_domain_powerdown_begin
description : powerdown begin with it
input vars : void
output vars : NA
return value : void
calls : phy_reg_writel
called : mali_platform_powerdown
history :
1.data : 04/03/2014
author : s00250033
modify : new
*****************************************************************************/
void mali_domain_powerdown_begin(void)
{
MALI_DEBUG_PRINT(3, ("mali power down start! \n"));
phy_reg_writel(SOC_MEDIA_SCTRL_BASE_ADDR,SOC_MEDIA_SCTRL_SC_MEDIA_RSTEN_ADDR(0),0,0,1);
phy_reg_writel(SOC_MEDIA_SCTRL_BASE_ADDR,SOC_MEDIA_SCTRL_SC_MEDIA_CLKDIS_ADDR(0),1,1,1);
phy_reg_writel(SOC_AO_SCTRL_BASE_ADDR,SOC_AO_SCTRL_SC_PW_CLKDIS0_ADDR(0),1,1,1);
phy_reg_writel(SOC_AO_SCTRL_BASE_ADDR,SOC_AO_SCTRL_SC_PW_ISOEN0_ADDR(0),1,1,1);
phy_reg_writel(SOC_AO_SCTRL_BASE_ADDR,SOC_AO_SCTRL_SC_PW_RSTEN0_ADDR(0),1,1,1);
MALI_DEBUG_PRINT(3, ("mali power down end! \n"));
}
/***************************************************************************
* FunctionName: ispv1_csi_phy_set;
* Description : csi phyhardware poweron region set;
* Input : csiphy_power_enum;
* Output : NA;
* ReturnValue : NA;
* Other : NA;
***************************************************************************/
static void ispv1_csi_phy_set(camera_power_state type, csi_index_t index)
{
if (POWER_ON == type) {
if (index == CSI_INDEX_0) {
/* CSI PHY0 RSTDIS */
phy_reg_writel(SOC_SC_ON_BASE_ADDR,
SOC_AO_SCTRL_SC_PW_RSTDIS0_ADDR(0),
SOC_AO_SCTRL_SC_PW_RSTDIS0_pw_rstdis0_22cs0phy_START,
SOC_AO_SCTRL_SC_PW_RSTDIS0_pw_rstdis0_22cs0phy_END,
0x1);
/* CSI PHY0 CLKREG ENABLE */
phy_reg_writel(SOC_SC_ON_BASE_ADDR,
SOC_AO_SCTRL_SC_PW_CLKEN0_ADDR(0),
SOC_AO_SCTRL_SC_PW_CLKEN0_pw_clken0_22cs0phy_START,
SOC_AO_SCTRL_SC_PW_CLKEN0_pw_clken0_22cs0phy_END,
0x1);
} else {
/* CSI PHY2 RSTDIS */
phy_reg_writel(SOC_SC_ON_BASE_ADDR,
SOC_AO_SCTRL_SC_PW_RSTDIS0_ADDR(0),
SOC_AO_SCTRL_SC_PW_RSTDIS0_pw_rstdis0_24cs2phy_START,
SOC_AO_SCTRL_SC_PW_RSTDIS0_pw_rstdis0_24cs2phy_END,
0x1);
/* CSI PHY2 CLKREG ENABLE */
phy_reg_writel(SOC_SC_ON_BASE_ADDR,
SOC_AO_SCTRL_SC_PW_CLKEN0_ADDR(0),
SOC_AO_SCTRL_SC_PW_CLKEN0_pw_clken0_24cs2phy_START,
SOC_AO_SCTRL_SC_PW_CLKEN0_pw_clken0_24cs2phy_END,
0x1);
}
} else if (POWER_OFF == type) {
if (index == CSI_INDEX_0) {
/* CSI PHY0 CLKREG DISABLE */
phy_reg_writel(SOC_SC_ON_BASE_ADDR,
SOC_AO_SCTRL_SC_PW_CLKDIS0_ADDR(0),
SOC_AO_SCTRL_SC_PW_CLKDIS0_pw_clkdis0_22cs0phy_START,
SOC_AO_SCTRL_SC_PW_CLKDIS0_pw_clkdis0_22cs0phy_END,
0x1);
/* CSI PHY0 RST ENABLE */
phy_reg_writel(SOC_SC_ON_BASE_ADDR,
SOC_AO_SCTRL_SC_PW_RSTEN0_ADDR(0),
SOC_AO_SCTRL_SC_PW_RSTEN0_pw_rsten0_22cs0phy_START,
SOC_AO_SCTRL_SC_PW_RSTEN0_pw_rsten0_22cs0phy_END,
0x1);
} else {
/* CSI PHY2 CLKREG DISABLE */
phy_reg_writel(SOC_SC_ON_BASE_ADDR,
SOC_AO_SCTRL_SC_PW_CLKDIS0_ADDR(0),
SOC_AO_SCTRL_SC_PW_CLKDIS0_pw_clkdis0_24cs2phy_START,
SOC_AO_SCTRL_SC_PW_CLKDIS0_pw_clkdis0_24cs2phy_END,
0x1);
/* CSI PHY2 RST ENABLE */
phy_reg_writel(SOC_SC_ON_BASE_ADDR,
SOC_AO_SCTRL_SC_PW_RSTEN0_ADDR(0),
SOC_AO_SCTRL_SC_PW_RSTEN0_pw_rsten0_24cs2phy_START,
SOC_AO_SCTRL_SC_PW_RSTEN0_pw_rsten0_24cs2phy_END,
0x1);
}
} else {
print_error("%s, ispv1_power_enum input error:%d", __func__, type);
}
return;
}
int video_harden_clkdis_isoen_rsten(video_harden_dev_id_enum dev_id)
{
int ret = 0;
printk(KERN_INFO "dev_id is %d.\n", dev_id);
ret = video_harden_device_id_check(dev_id);
if (ret != 0) {
return -1;
}
if ((video_harden_rst_iso_clk_vote.vcodec_bit == 0)
&& (video_harden_rst_iso_clk_vote.jpeg_bit == 0)
&& (video_harden_rst_iso_clk_vote.isp_bit == 0)) {
printk(KERN_ERR "video_harden_clkdis_isoen_rsten is already done!\n");
return -1;
}
ret = down_interruptible(&video_harden_busy_lock);
if (0 != ret) {
printk(KERN_ERR "video_harden_busy_lock failed\n");
return -1;
}
switch (dev_id) {
case VIDEO_HARDEN_DEV_ID_VCODEC: /* VCODEC */
video_harden_rst_iso_clk_vote.vcodec_bit = 0;
break;
case VIDEO_HARDEN_DEV_ID_JPEG: /* JPEG */
video_harden_rst_iso_clk_vote.jpeg_bit = 0;
break;
case VIDEO_HARDEN_DEV_ID_ISP: /* ISP */
video_harden_rst_iso_clk_vote.isp_bit = 0;
break;
default:
break;
}
if ( (video_harden_rst_iso_clk_vote.vcodec_bit == 0)
&& (video_harden_rst_iso_clk_vote.jpeg_bit == 0)
&& (video_harden_rst_iso_clk_vote.isp_bit == 0)) {
/* AO_SC SOC_AO_SCTRL_SC_PW_CLKDIS0_ADDR [0x804] */
phy_reg_writel(SOC_AO_SCTRL_BASE_ADDR,
SOC_AO_SCTRL_SC_PW_CLKDIS0_ADDR(CALC_REG_OFFSET),
SOC_AO_SCTRL_SC_PW_CLKDIS0_pw_clkdis0_2codecisp_START,
SOC_AO_SCTRL_SC_PW_CLKDIS0_pw_clkdis0_2codecisp_END,
0x1);
/* AO_SC SC_PW_ISOEN0 [0x820] */
phy_reg_writel(SOC_AO_SCTRL_BASE_ADDR,
SOC_AO_SCTRL_SC_PW_ISOEN0_ADDR(CALC_REG_OFFSET),
SOC_AO_SCTRL_SC_PW_ISOEN0_pw_isoen0_2codecisp_START,
SOC_AO_SCTRL_SC_PW_ISOEN0_pw_isoen0_2codecisp_END,
0x1);
/* AO_SC SC_PW_RSTEN0 [0x810] */
phy_reg_writel(SOC_AO_SCTRL_BASE_ADDR,
SOC_AO_SCTRL_SC_PW_RSTEN0_ADDR(CALC_REG_OFFSET),
SOC_AO_SCTRL_SC_PW_RSTEN0_pw_rsten0_2codecisp_START,
SOC_AO_SCTRL_SC_PW_RSTEN0_pw_rsten0_2codecisp_END,
0x1);
printk(KERN_INFO "video harden clkdis_isoen_rsten is sucessful.\n");
} else {
printk(KERN_INFO "video_harden_clkdis_isoen_rsten is already done!.\n");
}
up(&video_harden_busy_lock);
printk(KERN_INFO "video_harden_rst_iso_clk_vote is 0x%x.\n",
*((unsigned int *)&video_harden_rst_iso_clk_vote));
return ret;
}
