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ezynq
Commit 52149147 authored by Andrey Filippov's avatar Andrey Filippov
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Addin generation of reset of all used peripherals, removing same one form UART initialization

parent 282d5e2b
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Showing with 171 additions and 72 deletions
ezynq_clk.py
View file @ 52149147
...@@ -563,6 +563,88 @@ class EzynqClk: ...@@ -563,6 +563,88 @@ class EzynqClk:
clk_register_set.set_bitfields('arm_pll_ctrl',(('pll_bypass_force', 0), clk_register_set.set_bitfields('arm_pll_ctrl',(('pll_bypass_force', 0),
('pll_bypass_qual', 0)),force,warn) ('pll_bypass_qual', 0)),force,warn)
return self.get_new_register_sets() return self.get_new_register_sets()
# reset instantiated peripherals
def reset_peripherals(self,current_reg_sets,force=False,warn=False):
# print ezynq_slcr_clk_def.RESETS
extra_interfaces=[{'NAME':'DMA'}]
used_interfaces=self.used_mio_interfaces+extra_interfaces
def set_resets(reset_on):
for iface in used_interfaces:
name=iface['NAME']
if name in ezynq_slcr_clk_def.RESETS:
rst=ezynq_slcr_clk_def.RESETS[name]
if len(rst)>1:
rst=rst[iface['CHANNEL']]
else:
rst=rst[0]
fields=[]
for fld in rst['FIELDS']:
# print name, fld
fields.append((fld['FIELD_NAME'],fld[('OFF','RST')[reset_on]]))
rst_register_set.set_bitfields(rst['REG'],tuple(fields),force,warn)
rst_register_set=self.clk_register_set
rst_register_set.set_initial_state(current_reg_sets, True)# start from the current registers state
set_resets(True)
rst_register_set.flush()
set_resets(False)
return rst_register_set.get_register_sets(True,True)
#
# self.used_mio_interfaces
# uart_register_set=self.uart_register_set
# slcr_register_set=self.slcr_register_set
# slcr_register_set.set_initial_state(current_reg_sets, True)# start from the current registers state
# slcr_register_set.set_bitfields('uart_rst_ctrl',( # dflt=0
# ('uart1_ref_rst', self.channel==1), # UART 1 reference clock domain reset: 0 - normal, 1 - reset
# ('uart0_ref_rst', self.channel==0), # UART 0 reference clock domain reset: 0 - normal, 1 - reset
# ('uart1_cpu1x_rst', self.channel==1), # UART 1 CPU_1x clock domain (AMBA) reset: 0 - normal, 1 - reset
# ('uart0_cpu1x_rst', self.channel==0)),force,warn) #UART 0 CPU_1x clock domain (AMBA) reset: 0 - normal, 1 - reset
# slcr_register_set.flush()
# slcr_register_set.set_bitfields('uart_rst_ctrl',( # dflt=0
# ('uart1_ref_rst', 0), # UART 1 reference clock domain reset: 0 - normal, 1 - reset
# ('uart0_ref_rst', 0), # UART 0 reference clock domain reset: 0 - normal, 1 - reset
# ('uart1_cpu1x_rst', 0), # UART 1 CPU_1x clock domain (AMBA) reset: 0 - normal, 1 - reset
# ('uart0_cpu1x_rst', 0)),force,warn) #UART 0 CPU_1x clock domain (AMBA) reset: 0 - normal, 1 - reset
# reg_sets=slcr_register_set.get_register_sets(sort_addr=True,apply_new=True)
# RESETS= {'DMA': ({'REG':'dmac_rst_ctrl','FIELDS':({'FIELD_NAME':'dmac_rst', 'RST':1,'OFF':0})}),
# 'USB': ({'REG':'usb_rst_ctrl', 'FIELDS':({'FIELD_NAME':'usb0_cpu1x_rst', 'RST':1,'OFF':0})},
# {'REG':'usb_rst_ctrl', 'FIELDS':({'FIELD_NAME':'usb1_cpu1x_rst', 'RST':1,'OFF':0})}),
# 'ETH': ({'REG':'gem_rst_ctrl', 'FIELDS':({'FIELD_NAME':'gem0_ref_rst', 'RST':1,'OFF':0},
# {'FIELD_NAME':'gem0_rx_rst', 'RST':1,'OFF':0},
# {'FIELD_NAME':'gem0_cpu1x_rst', 'RST':1,'OFF':0})},
# {'REG':'gem_rst_ctrl', 'FIELDS':({'FIELD_NAME':'gem1_ref_rst', 'RST':1,'OFF':0},
# {'FIELD_NAME':'gem1_rx_rst', 'RST':1,'OFF':0},
# {'FIELD_NAME':'gem1_cpu1x_rst', 'RST':1,'OFF':0})}),
# 'SDIO':({'REG':'sdio_rst_ctrl','FIELDS':({'FIELD_NAME':'sdio0_ref_rst', 'RST':1,'OFF':0},
# {'FIELD_NAME':'sdio0_cpu1x_rst', 'RST':1,'OFF':0})},
# {'REG':'sdio_rst_ctrl','FIELDS':({'FIELD_NAME':'sdio1_ref_rst', 'RST':1,'OFF':0},
# {'FIELD_NAME':'sdio1_cpu1x_rst', 'RST':1,'OFF':0})}),
# 'SPI': ({'REG':'spi_rst_ctrl', 'FIELDS':({'FIELD_NAME':'spi0_ref_rst', 'RST':1,'OFF':0},
# {'FIELD_NAME':'spi0_cpu1x_rst', 'RST':1,'OFF':0})},
# {'REG':'spi_rst_ctrl', 'FIELDS':({'FIELD_NAME':'spi1_ref_rst', 'RST':1,'OFF':0},
# {'FIELD_NAME':'spi1_cpu1x_rst', 'RST':1,'OFF':0})}),
# 'CAN': ({'REG':'can_rst_ctrl', 'FIELDS':({'FIELD_NAME':'can0_cpu1x_rst', 'RST':1,'OFF':0})},
# {'REG':'can_rst_ctrl', 'FIELDS':({'FIELD_NAME':'can1_cpu1x_rst', 'RST':1,'OFF':0})}),
# 'I2C': ({'REG':'i2c_rst_ctrl', 'FIELDS':({'FIELD_NAME':'i2c0_cpu1x_rst', 'RST':1,'OFF':0})},
# {'REG':'i2c_rst_ctrl', 'FIELDS':({'FIELD_NAME':'i2c1_cpu1x_rst', 'RST':1,'OFF':0})}),
# 'UART':({'REG':'uart_rst_ctrl','FIELDS':({'FIELD_NAME':'uart0_ref_rst', 'RST':1,'OFF':0},
# {'FIELD_NAME':'uart0_cpu1x_rst', 'RST':1,'OFF':0})},
# {'REG':'uart_rst_ctrl','FIELDS':({'FIELD_NAME':'uart1_ref_rst', 'RST':1,'OFF':0},
# {'FIELD_NAME':'uart1_cpu1x_rst', 'RST':1,'OFF':0})}),
# 'GPIO':({'REG':'gpio_rst_ctrl','FIELDS':({'FIELD_NAME':'gpio_cpu1x_rst', 'RST':1,'OFF':0})}),
# 'QSPI':({'REG':'qspi_rst_ctrl','FIELDS':({'FIELD_NAME':'qspi_ref_rst', 'RST':1,'OFF':0},
# {'FIELD_NAME':'qspi_cpu1x_rst', 'RST':1,'OFF':0})}),
# 'NAND':({'REG':'smc_rst_ctrl', 'FIELDS':({'FIELD_NAME':'smc_ref_rst', 'RST':1,'OFF':0},
# {'FIELD_NAME':'smc_cpu1x_rst', 'RST':1,'OFF':0})}),
# 'NOR': ({'REG':'smc_rst_ctrl', 'FIELDS':({'FIELD_NAME':'smc_ref_rst', 'RST':1,'OFF':0},
# {'FIELD_NAME':'smc_cpu1x_rst', 'RST':1,'OFF':0})}),
# }
#clocks setup #clocks setup
......
ezynq_slcr_clk_def.py
View file @ 52149147
...@@ -503,13 +503,13 @@ SLCR_CLK_DEFS={ #not all fields are defined currently ...@@ -503,13 +503,13 @@ SLCR_CLK_DEFS={ #not all fields are defined currently
'COMMENTS':'Central interconnect software reset control', 'COMMENTS':'Central interconnect software reset control',
'FIELDS':{ 'FIELDS':{
'reserved': {'r':( 1,31),'d':0, 'c':'reserved'}, 'reserved': {'r':( 1,31),'d':0, 'c':'reserved'},
'ddr_rst': {'r':( 0, 0),'d':0, 'c':'Central interconnect reset: 0 - normal, 1 - reset. Make sure AXI does not have outstanding transactions and the bus is idle'}}}, 'topsw_rst': {'r':( 0, 0),'d':0, 'c':'Central interconnect reset: 0 - normal, 1 - reset. Make sure AXI does not have outstanding transactions and the bus is idle'}}},
'dmac_rst_ctrl': {'OFFS': 0x20c,'DFLT':0,'RW':'RW', # Never set 'dmac_rst_ctrl': {'OFFS': 0x20c,'DFLT':0,'RW':'RW', # Never set
'COMMENTS':'DMA controller software reset control', 'COMMENTS':'DMA controller software reset control',
'FIELDS':{ 'FIELDS':{
'reserved': {'r':( 1,31),'d':0, 'c':'reserved'}, 'reserved': {'r':( 1,31),'d':0, 'c':'reserved'},
'ddr_rst': {'r':( 0, 0),'d':0, 'c':'DMA controller reset: 0 - normal, 1 - reset (and write enable DMAC trust zone register)'}}}, 'dmac_rst': {'r':( 0, 0),'d':0, 'c':'DMA controller reset: 0 - normal, 1 - reset (and write enable DMAC trust zone register)'}}},
'usb_rst_ctrl': {'OFFS': 0x210,'DFLT':0,'RW':'RW', # Never set 'usb_rst_ctrl': {'OFFS': 0x210,'DFLT':0,'RW':'RW', # Never set
'COMMENTS':'USB software reset control', 'COMMENTS':'USB software reset control',
...@@ -549,7 +549,7 @@ SLCR_CLK_DEFS={ #not all fields are defined currently ...@@ -549,7 +549,7 @@ SLCR_CLK_DEFS={ #not all fields are defined currently
'spi1_cpu1x_rst': {'r':( 1, 1),'d':0, 'c':'SPI 1 CPU_1x clock domain reset: 0 - normal, 1 - reset'}, 'spi1_cpu1x_rst': {'r':( 1, 1),'d':0, 'c':'SPI 1 CPU_1x clock domain reset: 0 - normal, 1 - reset'},
'spi0_cpu1x_rst': {'r':( 0, 0),'d':0, 'c':'SPI 0 CPU_1x clock domain reset: 0 - normal, 1 - reset'}}}, 'spi0_cpu1x_rst': {'r':( 0, 0),'d':0, 'c':'SPI 0 CPU_1x clock domain reset: 0 - normal, 1 - reset'}}},
'cam_rst_ctrl': {'OFFS': 0x220,'DFLT':0,'RW':'RW', # Never set 'can_rst_ctrl': {'OFFS': 0x220,'DFLT':0,'RW':'RW', # Never set
'COMMENTS':'CAN software reset control', 'COMMENTS':'CAN software reset control',
'FIELDS':{ 'FIELDS':{
'reserved1': {'r':( 4,31),'d':0, 'c':'reserved'}, 'reserved1': {'r':( 4,31),'d':0, 'c':'reserved'},
...@@ -580,15 +580,15 @@ SLCR_CLK_DEFS={ #not all fields are defined currently ...@@ -580,15 +580,15 @@ SLCR_CLK_DEFS={ #not all fields are defined currently
'reserved': {'r':( 1,31),'d':0, 'c':'reserved'}, 'reserved': {'r':( 1,31),'d':0, 'c':'reserved'},
'gpio_cpu1x_rst': {'r':( 0, 0),'d':0, 'c':'GPIO 0 CPU_1x clock domain (AMBA) reset: 0 - normal, 1 - reset'}}}, 'gpio_cpu1x_rst': {'r':( 0, 0),'d':0, 'c':'GPIO 0 CPU_1x clock domain (AMBA) reset: 0 - normal, 1 - reset'}}},
'lqspi_rst_ctrl': {'OFFS': 0x230,'DFLT':0,'RW':'RW', # Never set 'qspi_rst_ctrl': {'OFFS': 0x230,'DFLT':0,'RW':'RW', # Never set
'COMMENTS':'Quad SPI software reset control for reference clock and CPU_1x (AMBA) clock domains', 'COMMENTS':'Quad SPI software reset control for reference clock and CPU_1x (AMBA) clock domains',
'FIELDS':{ 'FIELDS':{
'reserved': {'r':( 2,31),'d':0, 'c':'reserved'}, 'reserved': {'r':( 2,31),'d':0, 'c':'reserved'},
'qspi_ref_rst': {'r':( 1, 1),'d':0, 'c':'QSPI reference clock domain reset: 0 - normal, 1 - reset'}, 'qspi_ref_rst': {'r':( 1, 1),'d':0, 'c':'QSPI reference clock domain reset: 0 - normal, 1 - reset'},
'lqspi_cpu1x_rst': {'r':( 0, 0),'d':0, 'c':'QSPI CPU_1x clock domain reset: 0 - normal, 1 - reset'}}}, 'qspi_cpu1x_rst': {'r':( 0, 0),'d':0, 'c':'QSPI CPU_1x clock domain reset: 0 - normal, 1 - reset'}}},
'smc_rst_ctrl': {'OFFS': 0x234,'DFLT':0,'RW':'RW', # Never set 'smc_rst_ctrl': {'OFFS': 0x234,'DFLT':0,'RW':'RW', # Never set
'COMMENTS':'Quad SPI software reset control for reference clock and CPU_1x (AMBA) clock domains', 'COMMENTS':'SMS software reset control for reference clock and CPU_1x (AMBA) clock domains',
'FIELDS':{ 'FIELDS':{
'reserved': {'r':( 2,31),'d':0, 'c':'reserved'}, 'reserved': {'r':( 2,31),'d':0, 'c':'reserved'},
'smc_ref_rst': {'r':( 1, 1),'d':0, 'c':'SMC reference clock domain reset: 0 - normal, 1 - reset'}, 'smc_ref_rst': {'r':( 1, 1),'d':0, 'c':'SMC reference clock domain reset: 0 - normal, 1 - reset'},
...@@ -780,3 +780,38 @@ PLL_PARS=(( 13, 2,6,750), ...@@ -780,3 +780,38 @@ PLL_PARS=(( 13, 2,6,750),
((37,40),2,12,250), ((37,40),2,12,250),
((41,47),3,12,250), ((41,47),3,12,250),
((48,66),3,12,250)) ((48,66),3,12,250))
RESETS= {'DMA': ({'REG':'dmac_rst_ctrl','FIELDS':({'FIELD_NAME':'dmac_rst', 'RST':1,'OFF':0},)},),
'USB': ({'REG':'usb_rst_ctrl', 'FIELDS':({'FIELD_NAME':'usb0_cpu1x_rst', 'RST':1,'OFF':0},)},
{'REG':'usb_rst_ctrl', 'FIELDS':({'FIELD_NAME':'usb1_cpu1x_rst', 'RST':1,'OFF':0},)} ),
'ETH': ({'REG':'gem_rst_ctrl', 'FIELDS':({'FIELD_NAME':'gem0_ref_rst', 'RST':1,'OFF':0},
{'FIELD_NAME':'gem0_rx_rst', 'RST':1,'OFF':0},
{'FIELD_NAME':'gem0_cpu1x_rst', 'RST':1,'OFF':0} )},
{'REG':'gem_rst_ctrl', 'FIELDS':({'FIELD_NAME':'gem1_ref_rst', 'RST':1,'OFF':0},
{'FIELD_NAME':'gem1_rx_rst', 'RST':1,'OFF':0},
{'FIELD_NAME':'gem1_cpu1x_rst', 'RST':1,'OFF':0})}),
'SDIO':({'REG':'sdio_rst_ctrl','FIELDS':({'FIELD_NAME':'sdio0_ref_rst', 'RST':1,'OFF':0},
{'FIELD_NAME':'sdio0_cpu1x_rst', 'RST':1,'OFF':0} )},
{'REG':'sdio_rst_ctrl','FIELDS':({'FIELD_NAME':'sdio1_ref_rst', 'RST':1,'OFF':0},
{'FIELD_NAME':'sdio1_cpu1x_rst', 'RST':1,'OFF':0} )} ),
'SPI': ({'REG':'spi_rst_ctrl', 'FIELDS':({'FIELD_NAME':'spi0_ref_rst', 'RST':1,'OFF':0},
{'FIELD_NAME':'spi0_cpu1x_rst', 'RST':1,'OFF':0} )},
{'REG':'spi_rst_ctrl', 'FIELDS':({'FIELD_NAME':'spi1_ref_rst', 'RST':1,'OFF':0},
{'FIELD_NAME':'spi1_cpu1x_rst', 'RST':1,'OFF':0} )} ),
'CAN': ({'REG':'can_rst_ctrl', 'FIELDS':({'FIELD_NAME':'can0_cpu1x_rst', 'RST':1,'OFF':0},)},
{'REG':'can_rst_ctrl', 'FIELDS':({'FIELD_NAME':'can1_cpu1x_rst', 'RST':1,'OFF':0},)} ),
'I2C': ({'REG':'i2c_rst_ctrl', 'FIELDS':({'FIELD_NAME':'i2c0_cpu1x_rst', 'RST':1,'OFF':0},)},
{'REG':'i2c_rst_ctrl', 'FIELDS':({'FIELD_NAME':'i2c1_cpu1x_rst', 'RST':1,'OFF':0},)} ),
'UART':({'REG':'uart_rst_ctrl','FIELDS':({'FIELD_NAME':'uart0_ref_rst', 'RST':1,'OFF':0},
{'FIELD_NAME':'uart0_cpu1x_rst', 'RST':1,'OFF':0} )},
{'REG':'uart_rst_ctrl','FIELDS':({'FIELD_NAME':'uart1_ref_rst', 'RST':1,'OFF':0},
{'FIELD_NAME':'uart1_cpu1x_rst', 'RST':1,'OFF':0} )} ),
'GPIO':({'REG':'gpio_rst_ctrl','FIELDS':({'FIELD_NAME':'gpio_cpu1x_rst', 'RST':1,'OFF':0},)},),
'QSPI':({'REG':'qspi_rst_ctrl','FIELDS':({'FIELD_NAME':'qspi_ref_rst', 'RST':1,'OFF':0},
{'FIELD_NAME':'qspi_cpu1x_rst', 'RST':1,'OFF':0} )},),
'NAND':({'REG':'smc_rst_ctrl', 'FIELDS':({'FIELD_NAME':'smc_ref_rst', 'RST':1,'OFF':0},
{'FIELD_NAME':'smc_cpu1x_rst', 'RST':1,'OFF':0} )},),
'NOR': ({'REG':'smc_rst_ctrl', 'FIELDS':({'FIELD_NAME':'smc_ref_rst', 'RST':1,'OFF':0},
{'FIELD_NAME':'smc_cpu1x_rst', 'RST':1,'OFF':0} )},),
}
ezynq_uart.py
View file @ 52149147
...@@ -119,22 +119,23 @@ class EzynqUART: ...@@ -119,22 +119,23 @@ class EzynqUART:
def setup_uart(self,current_reg_sets,force=False,warn=False): def setup_uart(self,current_reg_sets,force=False,warn=False):
uart_register_set=self.uart_register_set uart_register_set=self.uart_register_set
slcr_register_set=self.slcr_register_set
slcr_register_set.set_initial_state(current_reg_sets, True)# start from the current registers state
slcr_register_set.set_bitfields('uart_rst_ctrl',( # dflt=0
('uart1_ref_rst', self.channel==1), # UART 1 reference clock domain reset: 0 - normal, 1 - reset
('uart0_ref_rst', self.channel==0), # UART 0 reference clock domain reset: 0 - normal, 1 - reset
('uart1_cpu1x_rst', self.channel==1), # UART 1 CPU_1x clock domain (AMBA) reset: 0 - normal, 1 - reset
('uart0_cpu1x_rst', self.channel==0)),force,warn) #UART 0 CPU_1x clock domain (AMBA) reset: 0 - normal, 1 - reset
slcr_register_set.flush()
slcr_register_set.set_bitfields('uart_rst_ctrl',( # dflt=0
('uart1_ref_rst', 0), # UART 1 reference clock domain reset: 0 - normal, 1 - reset
('uart0_ref_rst', 0), # UART 0 reference clock domain reset: 0 - normal, 1 - reset
('uart1_cpu1x_rst', 0), # UART 1 CPU_1x clock domain (AMBA) reset: 0 - normal, 1 - reset
('uart0_cpu1x_rst', 0)),force,warn) #UART 0 CPU_1x clock domain (AMBA) reset: 0 - normal, 1 - reset
reg_sets=slcr_register_set.get_register_sets(sort_addr=True,apply_new=True)
uart_register_set.set_initial_state(reg_sets, True)# start from the current registers state # slcr_register_set=self.slcr_register_set
# slcr_register_set.set_initial_state(current_reg_sets, True)# start from the current registers state
# slcr_register_set.set_bitfields('uart_rst_ctrl',( # dflt=0
# ('uart1_ref_rst', self.channel==1), # UART 1 reference clock domain reset: 0 - normal, 1 - reset
# ('uart0_ref_rst', self.channel==0), # UART 0 reference clock domain reset: 0 - normal, 1 - reset
# ('uart1_cpu1x_rst', self.channel==1), # UART 1 CPU_1x clock domain (AMBA) reset: 0 - normal, 1 - reset
# ('uart0_cpu1x_rst', self.channel==0)),force,warn) #UART 0 CPU_1x clock domain (AMBA) reset: 0 - normal, 1 - reset
# slcr_register_set.flush()
# slcr_register_set.set_bitfields('uart_rst_ctrl',( # dflt=0
# ('uart1_ref_rst', 0), # UART 1 reference clock domain reset: 0 - normal, 1 - reset
# ('uart0_ref_rst', 0), # UART 0 reference clock domain reset: 0 - normal, 1 - reset
# ('uart1_cpu1x_rst', 0), # UART 1 CPU_1x clock domain (AMBA) reset: 0 - normal, 1 - reset
# ('uart0_cpu1x_rst', 0)),force,warn) #UART 0 CPU_1x clock domain (AMBA) reset: 0 - normal, 1 - reset
# reg_sets=slcr_register_set.get_register_sets(sort_addr=True,apply_new=True)
uart_register_set.set_initial_state(current_reg_sets, True)# start from the current registers state
uart_register_set.set_bitfields('mode',( # dflt=4 uart_register_set.set_bitfields('mode',( # dflt=4
('chmode', 0), # Channel Mode: 0 - normal, 1 - auto echo, 2 - local loopback, 3 - remote loopback ('chmode', 0), # Channel Mode: 0 - normal, 1 - auto echo, 2 - local loopback, 3 - remote loopback
('nbstop', 0), # Number of stop bits: 0 - 1 stop bit, 1 - 1.5 stop bits, 2 - 2 stop bits, 3 - reserved ('nbstop', 0), # Number of stop bits: 0 - 1 stop bit, 1 - 1.5 stop bits, 2 - 2 stop bits, 3 - reserved
......
ezynq_uboot.py
View file @ 52149147
...@@ -205,12 +205,21 @@ inline void register_setup(void) ...@@ -205,12 +205,21 @@ inline void register_setup(void)
self._add_reg_writes(reg_sets) self._add_reg_writes(reg_sets)
self.cfile+='}\n\n' self.cfile+='}\n\n'
def pll_setup (self, reg_sets,clk): #clk is an instance of ezynq_clk.EzynqClk def pll_setup (self, reg_sets):
self.sections.append('pll_setup') self.sections.append('pll_setup')
self.cfile+='''/* Wait for PLLs locked:*/ self.cfile+='''/* Wait for PLLs locked */
inline void pll_setup(void) inline void pll_setup(void)
{ {
\t/* Wait for all used PLLs locked, then release PLL bypass on each PLL */ \t/* Wait for all used PLLs locked, then release PLL bypass on each PLL */
'''
self._add_reg_writes(reg_sets)
self.cfile+='}\n\n'
def make_resets (self, reg_sets):
self.sections.append('resets')
self.cfile+='''/* Reset defined peripherals */
inline void reset_peripherals(void)
{
''' '''
self._add_reg_writes(reg_sets) self._add_reg_writes(reg_sets)
self.cfile+='}\n\n' self.cfile+='}\n\n'
...@@ -407,53 +416,32 @@ int arch_cpu_init(void) ...@@ -407,53 +416,32 @@ int arch_cpu_init(void)
''' '''
self._cp_led('LED_CHECKPOINT_3') # After setting clock registers self._cp_led('LED_CHECKPOINT_3') # After setting clock registers
self.cfile+='''/* self.cfile+='\tpll_setup(); /* Wait PLLs locked and turn off bypass - all clocks should have specified values now */ \n'
Wait PLLs locked and turn off bypass - all clocks should have specified values now self.cfile+='\treset_peripherals(); /* Reset defined peripherals */\n'
*/
\tpll_setup();
'''
self._cp_led('LED_CHECKPOINT_4') # After PLL bypass is OFF self._cp_led('LED_CHECKPOINT_4') # After PLL bypass is OFF
if 'uart_init' in self.sections: if 'uart_init' in self.sections:
self.cfile+='''/* Initialize UART for debug information output */ self.cfile+='\tuart_init(); /* Initialize UART for debug information output */\n'
\tuart_init();
'''
self._cp_led('LED_CHECKPOINT_5') # After UART is programmed self._cp_led('LED_CHECKPOINT_5') # After UART is programmed
if self.features.get_par_value_or_none('DUMP_SLCR_EARLY'): if self.features.get_par_value_or_none('DUMP_SLCR_EARLY'):
self.cfile+='\tuart_puts("SLCR registers before DCI/DDR initialization\\r\\n");\n' self.cfile+='\tuart_puts("SLCR registers before DCI/DDR initialization\\r\\n");\n'
self.cfile+='\tdump_slcr_regs(); /*Dump all SLCR registers before DCI/DDR initialization */\n' self.cfile+='\tdump_slcr_regs(); /* Dump all SLCR registers before DCI/DDR initialization */\n'
if self.features.get_par_value_or_none('DUMP_DDRC_EARLY'): if self.features.get_par_value_or_none('DUMP_DDRC_EARLY'):
self.cfile+='\tuart_puts("DDRC registers before DCI/DDR initialization\\r\\n");\n' self.cfile+='\tuart_puts("DDRC registers before DCI/DDR initialization\\r\\n");\n'
self.cfile+='\tdump_ddrc_regs(); /*Dump all DDRC registers before DCI/DDR initialization */\n' self.cfile+='\tdump_ddrc_regs(); /* Dump all DDRC registers before DCI/DDR initialization */\n'
self.cfile+='''/* self.cfile+='\tdci_calibration(); /* Calibrate DDR DCI impedance and wait for completion */\n'
Calibrate DDR DCI impedance and wait for completion
*/
\tdci_calibration();
'''
self._cp_led('LED_CHECKPOINT_6') # After DCI is calibrated self._cp_led('LED_CHECKPOINT_6') # After DCI is calibrated
self.cfile+='''/* self.cfile+='\tddr_start(); /* Remove soft reset from DDR controller - this will start initialization. Wait for completion */\n'
Remove soft reset from DDR controller - that starts initialization. Wait for completion
*/
\tddr_start();
'''
self._cp_led('LED_CHECKPOINT_7') # After DDR is initialized self._cp_led('LED_CHECKPOINT_7') # After DDR is initialized
if self.features.get_par_value_or_none('DUMP_SLCR_LATE'): if self.features.get_par_value_or_none('DUMP_SLCR_LATE'):
self.cfile+='\tuart_puts("SLCR registers after DCI/DDR initialization\\r\\n");\n' self.cfile+='\tuart_puts("SLCR registers after DCI/DDR initialization\\r\\n");\n'
self.cfile+='\tdump_slcr_regs(); /*Dump all SLCR registers after DCI/DDR initialization */\n' self.cfile+='\tdump_slcr_regs(); /* Dump all SLCR registers after DCI/DDR initialization */\n'
if self.features.get_par_value_or_none('DUMP_DDRC_LATE'): if self.features.get_par_value_or_none('DUMP_DDRC_LATE'):
self.cfile+='\tuart_puts("DDRC registers after DCI/DDR initialization\\r\\n");\n' self.cfile+='\tuart_puts("DDRC registers after DCI/DDR initialization\\r\\n");\n'
self.cfile+='\tdump_ddrc_regs(); /*Dump all DDRC registers after DCI/DDR initialization */\n' self.cfile+='\tdump_ddrc_regs(); /* Dump all DDRC registers after DCI/DDR initialization */\n'
self.cfile+='''/* self.cfile+='''/* Copy 3 pages of OCM from 0x00000.0x2ffff to DDR 0x4000000.0x402ffff*/
Copy 3 pages of OCM from 0x00000.0x2ffff to DDR 0x4000000.0x402ffff
*/
\tint * s= (int *) 0; \tint * s= (int *) 0;
\tint * d= (int *) 0x4000000; \tint * d= (int *) 0x4000000;
\twhile (s< ((int *)0x30000)) *d++=*s++; \twhile (s< ((int *)0x30000)) *d++=*s++;
''' '''
self.cfile+='\tddrc_wait_queue_empty(); /* Wait no commands are pending in DDRC queue */\n' self.cfile+='\tddrc_wait_queue_empty(); /* Wait no commands are pending in DDRC queue */\n'
...@@ -469,13 +457,8 @@ int arch_cpu_init(void) ...@@ -469,13 +457,8 @@ int arch_cpu_init(void)
# seems some delay is needed before remapping DDR memory # seems some delay is needed before remapping DDR memory
self.cfile+='\tddrc_wait_queue_empty(); /* seems some delay is needed here before remapping DDR memory */\n' self.cfile+='\tddrc_wait_queue_empty(); /* seems some delay is needed here before remapping DDR memory */\n'
self._cp_led('LED_CHECKPOINT_9') # After relocation to DDR (to 0x4000000+ ) self._cp_led('LED_CHECKPOINT_9') # After relocation to DDR (to 0x4000000+ )
self.cfile+='''/* self.cfile+='\twritel(0, &scu_base->filter_start); /* Remap DDR to zero, FILTERSTART */\n'
Remap DDR to zero, FILTERSTART self.cfile+='''/* Device config APB, unlock the PCAP */
*/
\twritel(0, &scu_base->filter_start);
/*
Device config APB, unlock the PCAP
*/
\twritel(0x757BDF0D, &devcfg_base->unlock); \twritel(0x757BDF0D, &devcfg_base->unlock);
\twritel(0xFFFFFFFF, &devcfg_base->rom_shadow); \twritel(0xFFFFFFFF, &devcfg_base->rom_shadow);
''' '''
......
ezynqcfg.py
View file @ 52149147
...@@ -361,6 +361,10 @@ segments.append({'TO':len(reg_sets),'RBL':False,'NAME':'CLK','TITLE':'Clock regi ...@@ -361,6 +361,10 @@ segments.append({'TO':len(reg_sets),'RBL':False,'NAME':'CLK','TITLE':'Clock regi
#print 'Debug mode: CLK/PLL configuration by u-boot' #print 'Debug mode: CLK/PLL configuration by u-boot'
reg_sets=clk.clocks_pll_bypass_off(reg_sets,force) reg_sets=clk.clocks_pll_bypass_off(reg_sets,force)
segments.append({'TO':len(reg_sets),'RBL':False,'NAME':'PLL','TITLE':'Registers to switch to PLL'}) segments.append({'TO':len(reg_sets),'RBL':False,'NAME':'PLL','TITLE':'Registers to switch to PLL'})
reg_sets=clk.reset_peripherals(reg_sets,force)
segments.append({'TO':len(reg_sets),'RBL':False,'NAME':'RESETS','TITLE':'Resetting defined peripherals after clocks changed'})
if u_boot.features.get_par_value_or_none('BOOT_DEBUG'): if u_boot.features.get_par_value_or_none('BOOT_DEBUG'):
uart=ezynq_uart.EzynqUART() uart=ezynq_uart.EzynqUART()
uart.parse_parameters(raw_configs,used_mio_interfaces,False) uart.parse_parameters(raw_configs,used_mio_interfaces,False)
...@@ -490,15 +494,6 @@ if args.outfile: ...@@ -490,15 +494,6 @@ if args.outfile:
print 'Generating binary output ',os.path.abspath(args.outfile) print 'Generating binary output ',os.path.abspath(args.outfile)
write_image(image,args.outfile) write_image(image,args.outfile)
if (args.lowlevel): if (args.lowlevel):
# segments.append({'TO':len(reg_sets),'RBL':True,'NAME':'MIO','TITLE':'MIO registers configuration'})
# segments.append({'TO':len(reg_sets),'RBL':True,'NAME':'DDR0','TITLE':'DDR registers configuration'})
# segments.append({'TO':len(reg_sets),'RBL':False,'NAME':'CLK','TITLE':'Clock registers configuration'})
# segments.append({'TO':len(reg_sets),'RBL':False,'NAME':'PLL','TITLE':'Registers to switch to PLL'})
# segments.append({'TO':len(reg_sets),'RBL':False,'NAME':'UART_INIT','TITLE':'Registers to initialize UART'})
# segments.append({'TO':len(reg_sets),'RBL':False,'NAME':'DCI','TITLE':'DDR DCI Calibration'})
# segments.append({'TO':len(reg_sets),'RBL':False,'NAME':'DDR_START','TITLE':'DDR initialization start'})
#CONFIG_EZYNQ_UART_DEBUG_USE_LED
if 'SLCR_LOCK_UNLOCK' in segment_dict: if 'SLCR_LOCK_UNLOCK' in segment_dict:
u_boot.make_slcr_lock_unlock (reg_sets[segment_dict['SLCR_LOCK_UNLOCK']['FROM']:segment_dict['SLCR_LOCK_UNLOCK']['TO']]) u_boot.make_slcr_lock_unlock (reg_sets[segment_dict['SLCR_LOCK_UNLOCK']['FROM']:segment_dict['SLCR_LOCK_UNLOCK']['TO']])
if 'LED' in segment_dict: if 'LED' in segment_dict:
...@@ -507,7 +502,10 @@ if (args.lowlevel): ...@@ -507,7 +502,10 @@ if (args.lowlevel):
if 'CLK' in segment_dict: if 'CLK' in segment_dict:
u_boot.registers_setup (reg_sets[segment_dict['CLK']['FROM']:segment_dict['CLK']['TO']],clk,num_rbl_regs) u_boot.registers_setup (reg_sets[segment_dict['CLK']['FROM']:segment_dict['CLK']['TO']],clk,num_rbl_regs)
if 'PLL' in segment_dict: if 'PLL' in segment_dict:
u_boot.pll_setup (reg_sets[segment_dict['PLL']['FROM']:segment_dict['PLL']['TO']],clk) u_boot.pll_setup (reg_sets[segment_dict['PLL']['FROM']:segment_dict['PLL']['TO']])
if 'RESETS' in segment_dict:
u_boot.make_resets (reg_sets[segment_dict['RESETS']['FROM']:segment_dict['RESETS']['TO']])
if 'UART_INIT' in segment_dict: if 'UART_INIT' in segment_dict:
u_boot.uart_init (reg_sets[segment_dict['UART_INIT']['FROM']:segment_dict['UART_INIT']['TO']]) u_boot.uart_init (reg_sets[segment_dict['UART_INIT']['FROM']:segment_dict['UART_INIT']['TO']])
if 'UART_XMIT' in segment_dict: if 'UART_XMIT' in segment_dict:
......
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