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Message-ID: <1432252663-31318-5-git-send-email-ezequiel.garcia@imgtec.com>
Date: Thu, 21 May 2015 20:57:38 -0300
From: Ezequiel Garcia <ezequiel.garcia@...tec.com>
To: <linux-mips@...ux-mips.org>, <linux-kernel@...r.kernel.org>,
"Mike Turquette" <mturquette@...aro.org>, <sboyd@...eaurora.org>
CC: Andrew Bresticker <abrestic@...omium.org>,
James Hartley <james.hartley@...tec.com>,
<Govindraj.Raja@...tec.com>, <Damien.Horsley@...tec.com>,
<cernekee@...omium.org>, James Hogan <james.hogan@...tec.com>,
Ezequiel Garcia <ezequiel.garcia@...tec.com>
Subject: [PATCH 4/9] clk: pistachio: Extend DIV_F to pass clk_flags as well
As preparation work to support MIPS PLL rate change propagation, this
commit extends the DIV_F macro to pass clk_flags in addition to div_flags.
Signed-off-by: Govindraj Raja <Govindraj.Raja@...tec.com>
Signed-off-by: Ezequiel Garcia <ezequiel.garcia@...tec.com>
---
drivers/clk/pistachio/clk-pistachio.c | 24 ++++++++++++------------
drivers/clk/pistachio/clk.c | 3 ++-
drivers/clk/pistachio/clk.h | 7 +++++--
3 files changed, 19 insertions(+), 15 deletions(-)
diff --git a/drivers/clk/pistachio/clk-pistachio.c b/drivers/clk/pistachio/clk-pistachio.c
index 8c0fe88..47e2fb1 100644
--- a/drivers/clk/pistachio/clk-pistachio.c
+++ b/drivers/clk/pistachio/clk-pistachio.c
@@ -61,13 +61,13 @@ static struct pistachio_div pistachio_divs[] __initdata = {
0x204, 2),
DIV(CLK_MIPS_DIV, "mips_div", "mips_internal_div", 0x208, 8),
DIV_F(CLK_AUDIO_DIV, "audio_div", "audio_mux",
- 0x20c, 8, CLK_DIVIDER_ROUND_CLOSEST),
+ 0x20c, 8, 0, CLK_DIVIDER_ROUND_CLOSEST),
DIV_F(CLK_I2S_DIV, "i2s_div", "audio_pll_mux",
- 0x210, 8, CLK_DIVIDER_ROUND_CLOSEST),
+ 0x210, 8, 0, CLK_DIVIDER_ROUND_CLOSEST),
DIV_F(CLK_SPDIF_DIV, "spdif_div", "audio_pll_mux",
- 0x214, 8, CLK_DIVIDER_ROUND_CLOSEST),
+ 0x214, 8, 0, CLK_DIVIDER_ROUND_CLOSEST),
DIV_F(CLK_AUDIO_DAC_DIV, "audio_dac_div", "audio_pll_mux",
- 0x218, 8, CLK_DIVIDER_ROUND_CLOSEST),
+ 0x218, 8, 0, CLK_DIVIDER_ROUND_CLOSEST),
DIV(CLK_RPU_V_DIV, "rpu_v_div", "rpu_v_pll_mux", 0x21c, 2),
DIV(CLK_RPU_L_DIV, "rpu_l_div", "rpu_l_mux", 0x220, 2),
DIV(CLK_RPU_SLEEP_DIV, "rpu_sleep_div", "xtal", 0x224, 10),
@@ -75,13 +75,13 @@ static struct pistachio_div pistachio_divs[] __initdata = {
DIV(CLK_USB_PHY_DIV, "usb_phy_div", "sys_internal_div", 0x22c, 6),
DIV(CLK_ENET_DIV, "enet_div", "enet_mux", 0x230, 6),
DIV_F(CLK_UART0_INTERNAL_DIV, "uart0_internal_div", "sys_pll_mux",
- 0x234, 3, CLK_DIVIDER_ROUND_CLOSEST),
+ 0x234, 3, 0, CLK_DIVIDER_ROUND_CLOSEST),
DIV_F(CLK_UART0_DIV, "uart0_div", "uart0_internal_div", 0x238, 10,
- CLK_DIVIDER_ROUND_CLOSEST),
+ 0, CLK_DIVIDER_ROUND_CLOSEST),
DIV_F(CLK_UART1_INTERNAL_DIV, "uart1_internal_div", "sys_pll_mux",
- 0x23c, 3, CLK_DIVIDER_ROUND_CLOSEST),
+ 0x23c, 3, 0, CLK_DIVIDER_ROUND_CLOSEST),
DIV_F(CLK_UART1_DIV, "uart1_div", "uart1_internal_div", 0x240, 10,
- CLK_DIVIDER_ROUND_CLOSEST),
+ 0, CLK_DIVIDER_ROUND_CLOSEST),
DIV(CLK_SYS_INTERNAL_DIV, "sys_internal_div", "sys_pll_mux", 0x244, 3),
DIV(CLK_SPI0_INTERNAL_DIV, "spi0_internal_div", "sys_pll_mux",
0x248, 3),
@@ -226,13 +226,13 @@ static struct pistachio_div pistachio_periph_divs[] __initdata = {
DIV(PERIPH_CLK_COUNTER_SLOW_DIV, "counter_slow_div",
"counter_slow_pre_div", 0x118, 7),
DIV_F(PERIPH_CLK_IR_PRE_DIV, "ir_pre_div", "periph_sys", 0x11c, 7,
- CLK_DIVIDER_ROUND_CLOSEST),
+ 0, CLK_DIVIDER_ROUND_CLOSEST),
DIV_F(PERIPH_CLK_IR_DIV, "ir_div", "ir_pre_div", 0x120, 7,
- CLK_DIVIDER_ROUND_CLOSEST),
+ 0, CLK_DIVIDER_ROUND_CLOSEST),
DIV_F(PERIPH_CLK_WD_PRE_DIV, "wd_pre_div", "periph_sys", 0x124, 7,
- CLK_DIVIDER_ROUND_CLOSEST),
+ 0, CLK_DIVIDER_ROUND_CLOSEST),
DIV_F(PERIPH_CLK_WD_DIV, "wd_div", "wd_pre_div", 0x128, 7,
- CLK_DIVIDER_ROUND_CLOSEST),
+ 0, CLK_DIVIDER_ROUND_CLOSEST),
DIV(PERIPH_CLK_PDM_PRE_DIV, "pdm_pre_div", "periph_sys", 0x12c, 7),
DIV(PERIPH_CLK_PDM_DIV, "pdm_div", "pdm_pre_div", 0x130, 7),
DIV(PERIPH_CLK_PWM_PRE_DIV, "pwm_pre_div", "periph_sys", 0x134, 7),
diff --git a/drivers/clk/pistachio/clk.c b/drivers/clk/pistachio/clk.c
index 85faa83..380879b 100644
--- a/drivers/clk/pistachio/clk.c
+++ b/drivers/clk/pistachio/clk.c
@@ -99,7 +99,8 @@ void pistachio_clk_register_div(struct pistachio_clk_provider *p,
for (i = 0; i < num; i++) {
clk = clk_register_divider(NULL, div[i].name, div[i].parent,
- 0, p->base + div[i].reg, 0,
+ div[i].clk_flags,
+ p->base + div[i].reg, 0,
div[i].width, div[i].div_flags,
NULL);
p->clk_data.clks[div[i].id] = clk;
diff --git a/drivers/clk/pistachio/clk.h b/drivers/clk/pistachio/clk.h
index ea48d15..1589227 100644
--- a/drivers/clk/pistachio/clk.h
+++ b/drivers/clk/pistachio/clk.h
@@ -54,6 +54,7 @@ struct pistachio_div {
unsigned int id;
unsigned long reg;
unsigned int width;
+ unsigned int clk_flags;
unsigned int div_flags;
const char *name;
const char *parent;
@@ -64,17 +65,19 @@ struct pistachio_div {
.id = _id, \
.reg = _reg, \
.width = _width, \
+ .clk_flags = 0, \
.div_flags = 0, \
.name = _name, \
.parent = _pname, \
}
-#define DIV_F(_id, _name, _pname, _reg, _width, _div_flags) \
+#define DIV_F(_id, _name, _pname, _reg, _width, _clkf, _divf) \
{ \
.id = _id, \
.reg = _reg, \
.width = _width, \
- .div_flags = _div_flags, \
+ .clk_flags = _clkf, \
+ .div_flags = _divf, \
.name = _name, \
.parent = _pname, \
}
--
2.3.3
--
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