static int pil_lpass_reset(struct pil_desc *pil)
{
struct q6v5_data *drv = container_of(pil, struct q6v5_data, desc);
phys_addr_t start_addr = pil_get_entry_addr(pil);
int ret;
/* Deassert reset to subsystem and wait for propagation */
writel_relaxed(0, drv->restart_reg);
mb();
udelay(2);
ret = pil_lpass_enable_clks(drv);
if (ret)
return ret;
/* Program Image Address */
writel_relaxed((start_addr >> 4) & 0x0FFFFFF0,
drv->reg_base + QDSP6SS_RST_EVB);
ret = pil_q6v5_reset(pil);
if (ret) {
pil_lpass_disable_clks(drv);
return ret;
}
drv->is_booted = true;
return 0;
}
static int pil_lpass_reset(struct pil_desc *pil)
{
struct q6v5_data *drv = container_of(pil, struct q6v5_data, desc);
phys_addr_t start_addr = pil_get_entry_addr(pil);
int ret;
writel_relaxed(0, drv->restart_reg);
mb();
udelay(2);
ret = pil_lpass_enable_clks(drv);
if (ret)
return ret;
writel_relaxed((start_addr >> 4) & 0x0FFFFFF0,
drv->reg_base + QDSP6SS_RST_EVB);
ret = pil_q6v5_reset(pil);
if (ret) {
pil_lpass_disable_clks(drv);
return ret;
}
drv->is_booted = true;
return 0;
}
static int pil_msa_pbl_reset(struct pil_desc *pil)
{
struct q6v5_data *drv = container_of(pil, struct q6v5_data, desc);
phys_addr_t start_addr = pil_get_entry_addr(pil);
int ret;
/*
* Bring subsystem out of reset and enable required
* regulators and clocks.
*/
ret = pil_msa_pbl_power_up(drv);
if (ret)
goto err_power;
/* Deassert reset to subsystem and wait for propagation */
writel_relaxed(0, drv->restart_reg);
mb();
udelay(2);
ret = pil_msa_pbl_enable_clks(drv);
if (ret)
goto err_clks;
/* Program Image Address */
if (drv->self_auth) {
writel_relaxed(start_addr, drv->rmb_base + RMB_MBA_IMAGE);
/* Ensure write to RMB base occurs before reset is released. */
mb();
} else {
writel_relaxed((start_addr >> 4) & 0x0FFFFFF0,
drv->reg_base + QDSP6SS_RST_EVB);
}
ret = pil_q6v5_reset(pil);
if (ret)
goto err_q6v5_reset;
/* Wait for MBA to start. Check for PBL and MBA errors while waiting. */
if (drv->self_auth) {
ret = pil_msa_wait_for_mba_ready(drv);
if (ret)
goto err_q6v5_reset;
}
drv->is_booted = true;
return 0;
err_q6v5_reset:
pil_msa_pbl_disable_clks(drv);
err_clks:
writel_relaxed(1, drv->restart_reg);
pil_msa_pbl_power_down(drv);
err_power:
return ret;
}
static int pil_msa_pbl_reset(struct pil_desc *pil)
{
struct q6v5_data *drv = container_of(pil, struct q6v5_data, desc);
phys_addr_t start_addr = pil_get_entry_addr(pil);
int ret;
ret = pil_msa_pbl_power_up(drv);
if (ret)
goto err_power;
writel_relaxed(0, drv->restart_reg);
mb();
udelay(2);
ret = pil_msa_pbl_enable_clks(drv);
if (ret)
goto err_clks;
if (drv->self_auth) {
writel_relaxed(start_addr, drv->rmb_base + RMB_MBA_IMAGE);
mb();
} else {
writel_relaxed((start_addr >> 4) & 0x0FFFFFF0,
drv->reg_base + QDSP6SS_RST_EVB);
}
ret = pil_q6v5_reset(pil);
if (ret)
goto err_q6v5_reset;
if (drv->self_auth) {
ret = pil_msa_wait_for_mba_ready(drv);
if (ret)
goto err_q6v5_reset;
}
drv->is_booted = true;
return 0;
err_q6v5_reset:
pil_msa_pbl_disable_clks(drv);
err_clks:
writel_relaxed(1, drv->restart_reg);
pil_msa_pbl_power_down(drv);
err_power:
return ret;
}
static int pil_q6v3_reset(struct pil_desc *pil)
{
u32 reg;
struct q6v3_data *drv = dev_get_drvdata(pil->dev);
phys_addr_t start_addr = pil_get_entry_addr(pil);
/* Put Q6 into reset */
reg = readl_relaxed(drv->cbase + LCC_Q6_FUNC);
reg |= Q6SS_SS_ARES | Q6SS_ISDB_ARES | Q6SS_ETM_ARES | STOP_CORE |
CORE_ARES;
reg &= ~CORE_GFM4_CLK_EN;
writel_relaxed(reg, drv->cbase + LCC_Q6_FUNC);
/* Wait 8 AHB cycles for Q6 to be fully reset (AHB = 1.5Mhz) */
usleep_range(20, 30);
/* Turn on Q6 memory */
reg |= CORE_GFM4_CLK_EN | CORE_L1_MEM_CORE_EN | CORE_TCM_MEM_CORE_EN |
CORE_TCM_MEM_PERPH_EN;
writel_relaxed(reg, drv->cbase + LCC_Q6_FUNC);
/* Turn on Q6 core clocks and take core out of reset */
reg &= ~(CLAMP_IO | Q6SS_SS_ARES | Q6SS_ISDB_ARES | Q6SS_ETM_ARES |
CORE_ARES);
writel_relaxed(reg, drv->cbase + LCC_Q6_FUNC);
/* Wait for clocks to be enabled */
mb();
/* Program boot address */
writel_relaxed((start_addr >> 12) & 0xFFFFF,
drv->base + QDSP6SS_RST_EVB);
writel_relaxed(Q6_STRAP_TCM_CONFIG | Q6_STRAP_TCM_BASE,
drv->base + QDSP6SS_STRAP_TCM);
writel_relaxed(Q6_STRAP_AHB_UPPER | Q6_STRAP_AHB_LOWER,
drv->base + QDSP6SS_STRAP_AHB);
/* Wait for addresses to be programmed before starting Q6 */
mb();
/* Start Q6 instruction execution */
reg &= ~STOP_CORE;
writel_relaxed(reg, drv->cbase + LCC_Q6_FUNC);
return 0;
}
static int pil_riva_reset(struct pil_desc *pil)
{
u32 reg, sel;
struct riva_data *drv = dev_get_drvdata(pil->dev);
void __iomem *base = drv->base;
phys_addr_t start_addr = pil_get_entry_addr(pil);
void __iomem *cbase = drv->cbase;
bool use_cxo = cxo_is_needed(drv);
/* Enable A2XB bridge */
reg = readl_relaxed(base + RIVA_PMU_A2XB_CFG);
reg |= RIVA_PMU_A2XB_CFG_EN;
writel_relaxed(reg, base + RIVA_PMU_A2XB_CFG);
/* Program PLL 13 to 960 MHz */
reg = readl_relaxed(cbase + RIVA_PLL_MODE);
reg &= ~(PLL_MODE_BYPASSNL | PLL_MODE_OUTCTRL | PLL_MODE_RESET_N);
writel_relaxed(reg, cbase + RIVA_PLL_MODE);
if (use_cxo)
writel_relaxed(0x40000C00 | 50, cbase + RIVA_PLL_L_VAL);
else
writel_relaxed(0x40000C00 | 40, cbase + RIVA_PLL_L_VAL);
writel_relaxed(0, cbase + RIVA_PLL_M_VAL);
writel_relaxed(1, cbase + RIVA_PLL_N_VAL);
writel_relaxed(0x01495227, cbase + RIVA_PLL_CONFIG);
reg = readl_relaxed(cbase + RIVA_PLL_MODE);
reg &= ~(PLL_MODE_REF_XO_SEL);
reg |= use_cxo ? PLL_MODE_REF_XO_SEL_CXO : PLL_MODE_REF_XO_SEL_RF;
writel_relaxed(reg, cbase + RIVA_PLL_MODE);
/* Enable PLL 13 */
reg |= PLL_MODE_BYPASSNL;
writel_relaxed(reg, cbase + RIVA_PLL_MODE);
/*
* H/W requires a 5us delay between disabling the bypass and
* de-asserting the reset. Delay 10us just to be safe.
*/
mb();
usleep_range(10, 20);
reg |= PLL_MODE_RESET_N;
writel_relaxed(reg, cbase + RIVA_PLL_MODE);
reg |= PLL_MODE_OUTCTRL;
writel_relaxed(reg, cbase + RIVA_PLL_MODE);
/* Wait for PLL to settle */
mb();
usleep_range(50, 100);
/* Configure cCPU for 240 MHz */
sel = readl_relaxed(base + RIVA_PMU_ROOT_CLK_SEL);
reg = readl_relaxed(base + RIVA_PMU_CLK_ROOT3);
if (sel & RIVA_PMU_ROOT_CLK_SEL_3) {
reg &= ~(RIVA_PMU_CLK_ROOT3_SRC0_SEL |
RIVA_PMU_CLK_ROOT3_SRC0_DIV);
reg |= RIVA_PMU_CLK_ROOT3_SRC0_SEL_RIVA |
RIVA_PMU_CLK_ROOT3_SRC0_DIV_2;
} else {
reg &= ~(RIVA_PMU_CLK_ROOT3_SRC1_SEL |
RIVA_PMU_CLK_ROOT3_SRC1_DIV);
reg |= RIVA_PMU_CLK_ROOT3_SRC1_SEL_RIVA |
RIVA_PMU_CLK_ROOT3_SRC1_DIV_2;
}
writel_relaxed(reg, base + RIVA_PMU_CLK_ROOT3);
reg |= RIVA_PMU_CLK_ROOT3_ENA;
writel_relaxed(reg, base + RIVA_PMU_CLK_ROOT3);
reg = readl_relaxed(base + RIVA_PMU_ROOT_CLK_SEL);
reg ^= RIVA_PMU_ROOT_CLK_SEL_3;
writel_relaxed(reg, base + RIVA_PMU_ROOT_CLK_SEL);
/* Use the high vector table */
reg = readl_relaxed(base + RIVA_PMU_CCPU_CTL);
reg |= RIVA_PMU_CCPU_CTL_HIGH_IVT | RIVA_PMU_CCPU_CTL_REMAP_EN;
writel_relaxed(reg, base + RIVA_PMU_CCPU_CTL);
/* Set base memory address */
writel_relaxed(start_addr >> 16, base + RIVA_PMU_CCPU_BOOT_REMAP_ADDR);
/* Clear warmboot bit indicating this is a cold boot */
reg = readl_relaxed(base + RIVA_PMU_CFG);
reg &= ~(RIVA_PMU_CFG_WARM_BOOT);
writel_relaxed(reg, base + RIVA_PMU_CFG);
/* Enable the cCPU clock */
reg = readl_relaxed(base + RIVA_PMU_OVRD_VAL);
reg |= RIVA_PMU_OVRD_VAL_CCPU_CLK;
writel_relaxed(reg, base + RIVA_PMU_OVRD_VAL);
/* Take cCPU out of reset */
reg |= RIVA_PMU_OVRD_VAL_CCPU_RESET;
writel_relaxed(reg, base + RIVA_PMU_OVRD_VAL);
return 0;
}
static int modem_reset(struct pil_desc *pil)
{
u32 reg;
const struct modem_data *drv = dev_get_drvdata(pil->dev);
unsigned long start_addr = pil_get_entry_addr(pil);
/* Put modem AHB0,1,2 clocks into reset */
writel_relaxed(BIT(0) | BIT(1), drv->cbase + MAHB0_SFAB_PORT_RESET);
writel_relaxed(BIT(7), drv->cbase + MAHB1_CLK_CTL);
writel_relaxed(BIT(7), drv->cbase + MAHB2_CLK_CTL);
/* Vote for pll8 on behalf of the modem */
reg = readl_relaxed(drv->cbase + PLL_ENA_MARM);
reg |= BIT(8);
writel_relaxed(reg, drv->cbase + PLL_ENA_MARM);
/* Wait for PLL8 to enable */
while (!(readl_relaxed(drv->cbase + PLL8_STATUS) & BIT(16)))
cpu_relax();
/* Set MAHB1 divider to Div-5 to run MAHB1,2 and sfab at 79.8 Mhz*/
writel_relaxed(0x4, drv->cbase + MAHB1_NS);
/* Vote for modem AHB1 and 2 clocks to be on on behalf of the modem */
reg = readl_relaxed(drv->cbase + MARM_CLK_BRANCH_ENA_VOTE);
reg |= BIT(0) | BIT(1);
writel_relaxed(reg, drv->cbase + MARM_CLK_BRANCH_ENA_VOTE);
/* Source marm_clk off of PLL8 */
reg = readl_relaxed(drv->cbase + MARM_CLK_SRC_CTL);
if ((reg & 0x1) == 0) {
writel_relaxed(0x3, drv->cbase + MARM_CLK_SRC1_NS);
reg |= 0x1;
} else {
writel_relaxed(0x3, drv->cbase + MARM_CLK_SRC0_NS);
reg &= ~0x1;
}
writel_relaxed(reg | 0x2, drv->cbase + MARM_CLK_SRC_CTL);
/*
* Force core on and periph on signals to remain active during halt
* for marm_clk and mahb2_clk
*/
writel_relaxed(0x6F, drv->cbase + MARM_CLK_FS);
writel_relaxed(0x6F, drv->cbase + MAHB2_CLK_FS);
/*
* Enable all of the marm_clk branches, cxo sourced marm branches,
* and sleep clock branches
*/
writel_relaxed(0x10, drv->cbase + MARM_CLK_CTL);
writel_relaxed(0x10, drv->cbase + MAHB0_CLK_CTL);
writel_relaxed(0x10, drv->cbase + SFAB_MSS_S_HCLK_CTL);
writel_relaxed(0x10, drv->cbase + MSS_MODEM_CXO_CLK_CTL);
writel_relaxed(0x10, drv->cbase + MSS_SLP_CLK_CTL);
writel_relaxed(0x10, drv->cbase + MSS_MARM_SYS_REF_CLK_CTL);
/* Wait for above clocks to be turned on */
while (readl_relaxed(drv->cbase + CLK_HALT_MSS_SMPSS_MISC_STATE) &
(BIT(7) | BIT(8) | BIT(9) | BIT(10) | BIT(4) | BIT(6)))
cpu_relax();
/* Take MAHB0,1,2 clocks out of reset */
writel_relaxed(0x0, drv->cbase + MAHB2_CLK_CTL);
writel_relaxed(0x0, drv->cbase + MAHB1_CLK_CTL);
writel_relaxed(0x0, drv->cbase + MAHB0_SFAB_PORT_RESET);
mb();
/* Setup exception vector table base address */
writel_relaxed(start_addr | 0x1, drv->base + MARM_BOOT_CONTROL);
/* Wait for vector table to be setup */
mb();
/* Bring modem out of reset */
writel_relaxed(0x0, drv->cbase + MARM_RESET);
return 0;
}
static int pil_pronto_reset(struct pil_desc *pil)
{
u32 reg;
int rc;
struct pronto_data *drv = dev_get_drvdata(pil->dev);
void __iomem *base = drv->base;
phys_addr_t start_addr = pil_get_entry_addr(pil);
/* Deassert reset to subsystem and wait for propagation */
reg = readl_relaxed(drv->reset_base);
reg &= ~CLK_CTL_WCNSS_RESTART_BIT;
writel_relaxed(reg, drv->reset_base);
mb();
udelay(2);
/* Configure boot address */
writel_relaxed(start_addr >> 16, base +
PRONTO_PMU_CCPU_BOOT_REMAP_ADDR);
/* Use the high vector table */
reg = readl_relaxed(base + PRONTO_PMU_CCPU_CTL);
reg |= PRONTO_PMU_CCPU_CTL_REMAP_EN | PRONTO_PMU_CCPU_CTL_HIGH_IVT;
writel_relaxed(reg, base + PRONTO_PMU_CCPU_CTL);
/* Turn on AHB clock of common_ss */
reg = readl_relaxed(base + PRONTO_PMU_COMMON_AHB_CBCR);
reg |= PRONTO_PMU_COMMON_AHB_CBCR_CLK_EN;
writel_relaxed(reg, base + PRONTO_PMU_COMMON_AHB_CBCR);
/* Turn on CPU clock of common_ss */
reg = readl_relaxed(base + PRONTO_PMU_COMMON_CPU_CBCR);
reg |= PRONTO_PMU_COMMON_CPU_CBCR_CLK_EN;
writel_relaxed(reg, base + PRONTO_PMU_COMMON_CPU_CBCR);
/* Enable A2XB bridge */
reg = readl_relaxed(base + PRONTO_PMU_COMMON_CSR);
reg |= PRONTO_PMU_COMMON_CSR_A2XB_CFG_EN;
writel_relaxed(reg, base + PRONTO_PMU_COMMON_CSR);
/* Enable common_ss power */
reg = readl_relaxed(base + PRONTO_PMU_COMMON_GDSCR);
reg &= ~PRONTO_PMU_COMMON_GDSCR_SW_COLLAPSE;
writel_relaxed(reg, base + PRONTO_PMU_COMMON_GDSCR);
/* Wait for AHB clock to be on */
rc = readl_tight_poll_timeout(base + PRONTO_PMU_COMMON_AHB_CBCR,
reg,
!(reg & PRONTO_PMU_COMMON_AHB_CLK_OFF),
CLK_UPDATE_TIMEOUT_US);
if (rc) {
dev_err(pil->dev, "pronto common ahb clk enable timeout\n");
return rc;
}
/* Wait for CPU clock to be on */
rc = readl_tight_poll_timeout(base + PRONTO_PMU_COMMON_CPU_CBCR,
reg,
!(reg & PRONTO_PMU_COMMON_CPU_CLK_OFF),
CLK_UPDATE_TIMEOUT_US);
if (rc) {
dev_err(pil->dev, "pronto common cpu clk enable timeout\n");
return rc;
}
/* Deassert ARM9 software reset */
reg = readl_relaxed(base + PRONTO_PMU_SOFT_RESET);
reg &= ~PRONTO_PMU_SOFT_RESET_CRCM_CCPU_SOFT_RESET;
writel_relaxed(reg, base + PRONTO_PMU_SOFT_RESET);
return 0;
}
static int pil_riva_reset(struct pil_desc *pil)
{
u32 reg, sel;
struct riva_data *drv = dev_get_drvdata(pil->dev);
void __iomem *base = drv->base;
phys_addr_t start_addr = pil_get_entry_addr(pil);
void __iomem *cbase = drv->cbase;
bool use_cxo = cxo_is_needed(drv);
/* */
reg = readl_relaxed(base + RIVA_PMU_A2XB_CFG);
reg |= RIVA_PMU_A2XB_CFG_EN;
writel_relaxed(reg, base + RIVA_PMU_A2XB_CFG);
/* */
reg = readl_relaxed(cbase + RIVA_PLL_MODE);
reg &= ~(PLL_MODE_BYPASSNL | PLL_MODE_OUTCTRL | PLL_MODE_RESET_N);
writel_relaxed(reg, cbase + RIVA_PLL_MODE);
if (use_cxo)
writel_relaxed(0x40000C00 | 50, cbase + RIVA_PLL_L_VAL);
else
writel_relaxed(0x40000C00 | 40, cbase + RIVA_PLL_L_VAL);
writel_relaxed(0, cbase + RIVA_PLL_M_VAL);
writel_relaxed(1, cbase + RIVA_PLL_N_VAL);
writel_relaxed(0x01495227, cbase + RIVA_PLL_CONFIG);
reg = readl_relaxed(cbase + RIVA_PLL_MODE);
reg &= ~(PLL_MODE_REF_XO_SEL);
reg |= use_cxo ? PLL_MODE_REF_XO_SEL_CXO : PLL_MODE_REF_XO_SEL_RF;
writel_relaxed(reg, cbase + RIVA_PLL_MODE);
/* */
reg |= PLL_MODE_BYPASSNL;
writel_relaxed(reg, cbase + RIVA_PLL_MODE);
/*
*/
mb();
usleep_range(10, 20);
reg |= PLL_MODE_RESET_N;
writel_relaxed(reg, cbase + RIVA_PLL_MODE);
reg |= PLL_MODE_OUTCTRL;
writel_relaxed(reg, cbase + RIVA_PLL_MODE);
/* */
mb();
usleep_range(50, 100);
/* */
sel = readl_relaxed(base + RIVA_PMU_ROOT_CLK_SEL);
reg = readl_relaxed(base + RIVA_PMU_CLK_ROOT3);
if (sel & RIVA_PMU_ROOT_CLK_SEL_3) {
reg &= ~(RIVA_PMU_CLK_ROOT3_SRC0_SEL |
RIVA_PMU_CLK_ROOT3_SRC0_DIV);
reg |= RIVA_PMU_CLK_ROOT3_SRC0_SEL_RIVA |
RIVA_PMU_CLK_ROOT3_SRC0_DIV_2;
} else {
reg &= ~(RIVA_PMU_CLK_ROOT3_SRC1_SEL |
RIVA_PMU_CLK_ROOT3_SRC1_DIV);
reg |= RIVA_PMU_CLK_ROOT3_SRC1_SEL_RIVA |
RIVA_PMU_CLK_ROOT3_SRC1_DIV_2;
}
writel_relaxed(reg, base + RIVA_PMU_CLK_ROOT3);
reg |= RIVA_PMU_CLK_ROOT3_ENA;
writel_relaxed(reg, base + RIVA_PMU_CLK_ROOT3);
reg = readl_relaxed(base + RIVA_PMU_ROOT_CLK_SEL);
reg ^= RIVA_PMU_ROOT_CLK_SEL_3;
writel_relaxed(reg, base + RIVA_PMU_ROOT_CLK_SEL);
/* */
reg = readl_relaxed(base + RIVA_PMU_CCPU_CTL);
reg |= RIVA_PMU_CCPU_CTL_HIGH_IVT | RIVA_PMU_CCPU_CTL_REMAP_EN;
writel_relaxed(reg, base + RIVA_PMU_CCPU_CTL);
/* */
writel_relaxed(start_addr >> 16, base + RIVA_PMU_CCPU_BOOT_REMAP_ADDR);
/* */
reg = readl_relaxed(base + RIVA_PMU_CFG);
reg &= ~(RIVA_PMU_CFG_WARM_BOOT);
writel_relaxed(reg, base + RIVA_PMU_CFG);
/* */
reg = readl_relaxed(base + RIVA_PMU_OVRD_VAL);
reg |= RIVA_PMU_OVRD_VAL_CCPU_CLK;
writel_relaxed(reg, base + RIVA_PMU_OVRD_VAL);
/* */
reg |= RIVA_PMU_OVRD_VAL_CCPU_RESET;
writel_relaxed(reg, base + RIVA_PMU_OVRD_VAL);
return 0;
}
static int pil_mss_reset(struct pil_desc *pil)
{
struct q6v5_data *drv = container_of(pil, struct q6v5_data, desc);
phys_addr_t start_addr = pil_get_entry_addr(pil);
int ret;
if (drv->mba_phys)
start_addr = drv->mba_phys;
/*
* Bring subsystem out of reset and enable required
* regulators and clocks.
*/
ret = pil_mss_power_up(drv);
if (ret)
goto err_power;
/* Deassert reset to subsystem and wait for propagation */
ret = pil_mss_restart_reg(drv, 0);
if (ret)
goto err_restart;
ret = pil_mss_enable_clks(drv);
if (ret)
goto err_clks;
/* Program Image Address */
if (drv->self_auth) {
writel_relaxed(start_addr, drv->rmb_base + RMB_MBA_IMAGE);
/*
* Ensure write to RMB base occurs before reset
* is released.
*/
mb();
} else {
writel_relaxed((start_addr >> 4) & 0x0FFFFFF0,
drv->reg_base + QDSP6SS_RST_EVB);
}
ret = pil_q6v5_reset(pil);
if (ret)
goto err_q6v5_reset;
/* Wait for MBA to start. Check for PBL and MBA errors while waiting. */
if (drv->self_auth) {
ret = pil_msa_wait_for_mba_ready(drv);
if (ret)
goto err_q6v5_reset;
}
dev_info(pil->dev, "MBA boot done\n");
drv->is_booted = true;
return 0;
err_q6v5_reset:
modem_log_rmb_regs(drv->rmb_base);
pil_mss_disable_clks(drv);
if (drv->ahb_clk_vote)
clk_disable_unprepare(drv->ahb_clk);
err_clks:
pil_mss_restart_reg(drv, 1);
err_restart:
pil_mss_power_down(drv);
err_power:
return ret;
}
static int modem_reset(struct pil_desc *pil)
{
u32 reg;
const struct modem_data *drv = dev_get_drvdata(pil->dev);
phys_addr_t start_addr = pil_get_entry_addr(pil);
writel_relaxed(BIT(0) | BIT(1), drv->cbase + MAHB0_SFAB_PORT_RESET);
writel_relaxed(BIT(7), drv->cbase + MAHB1_CLK_CTL);
writel_relaxed(BIT(7), drv->cbase + MAHB2_CLK_CTL);
reg = readl_relaxed(drv->cbase + PLL_ENA_MARM);
reg |= BIT(8);
writel_relaxed(reg, drv->cbase + PLL_ENA_MARM);
while (!(readl_relaxed(drv->cbase + PLL8_STATUS) & BIT(16)))
cpu_relax();
writel_relaxed(0x4, drv->cbase + MAHB1_NS);
reg = readl_relaxed(drv->cbase + MARM_CLK_BRANCH_ENA_VOTE);
reg |= BIT(0) | BIT(1);
writel_relaxed(reg, drv->cbase + MARM_CLK_BRANCH_ENA_VOTE);
reg = readl_relaxed(drv->cbase + MARM_CLK_SRC_CTL);
if ((reg & 0x1) == 0) {
writel_relaxed(0x3, drv->cbase + MARM_CLK_SRC1_NS);
reg |= 0x1;
} else {
writel_relaxed(0x3, drv->cbase + MARM_CLK_SRC0_NS);
reg &= ~0x1;
}
writel_relaxed(reg | 0x2, drv->cbase + MARM_CLK_SRC_CTL);
writel_relaxed(0x6F, drv->cbase + MARM_CLK_FS);
writel_relaxed(0x6F, drv->cbase + MAHB2_CLK_FS);
writel_relaxed(0x10, drv->cbase + MARM_CLK_CTL);
writel_relaxed(0x10, drv->cbase + MAHB0_CLK_CTL);
writel_relaxed(0x10, drv->cbase + SFAB_MSS_S_HCLK_CTL);
writel_relaxed(0x10, drv->cbase + MSS_MODEM_CXO_CLK_CTL);
writel_relaxed(0x10, drv->cbase + MSS_SLP_CLK_CTL);
writel_relaxed(0x10, drv->cbase + MSS_MARM_SYS_REF_CLK_CTL);
while (readl_relaxed(drv->cbase + CLK_HALT_MSS_SMPSS_MISC_STATE) &
(BIT(7) | BIT(8) | BIT(9) | BIT(10) | BIT(4) | BIT(6)))
cpu_relax();
writel_relaxed(0x0, drv->cbase + MAHB2_CLK_CTL);
writel_relaxed(0x0, drv->cbase + MAHB1_CLK_CTL);
writel_relaxed(0x0, drv->cbase + MAHB0_SFAB_PORT_RESET);
mb();
writel_relaxed(start_addr | 0x1, drv->base + MARM_BOOT_CONTROL);
mb();
writel_relaxed(0x0, drv->cbase + MARM_RESET);
return 0;
}
