diff options
Diffstat (limited to 'board/freescale/common/idt8t49n222a_serdes_clk.h')
| -rw-r--r-- | board/freescale/common/idt8t49n222a_serdes_clk.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/board/freescale/common/idt8t49n222a_serdes_clk.h b/board/freescale/common/idt8t49n222a_serdes_clk.h new file mode 100644 index 0000000..787bdd9 --- /dev/null +++ b/board/freescale/common/idt8t49n222a_serdes_clk.h @@ -0,0 +1,107 @@ +/* + * Copyright 2013 Freescale Semiconductor, Inc. + * Author: Shaveta Leekha <shaveta@freescale.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __IDT8T49N222A_SERDES_CLK_H_ +#define __IDT8T49N222A_SERDES_CLK_H_ 1 + +#include <common.h> +#include <i2c.h> +#include "qixis.h" +#include "../b4860qds/b4860qds_qixis.h" +#include <errno.h> + +#define NUM_IDT_REGS 23 +#define NUM_IDT_REGS_FEEDBACK 12 +#define NUM_IDT_REGS_156_25 11 + +/* CLK */ +enum serdes_refclk { + SERDES_REFCLK_100, /* refclk 100Mhz */ + SERDES_REFCLK_122_88, /* refclk 122.88Mhz */ + SERDES_REFCLK_125, /* refclk 125Mhz */ + SERDES_REFCLK_156_25, /* refclk 156.25Mhz */ + SERDES_REFCLK_NONE = -1, +}; + +/* configuration values for IDT registers for Output Refclks: + * Refclk1 = 122.88MHz Refclk2 = 122.88MHz + */ +static const u8 idt_conf_122_88[23][2] = { {0x00, 0x3C}, {0x01, 0x00}, + {0x02, 0x9F}, {0x03, 0x00}, {0x04, 0x0B}, {0x05, 0x00}, + {0x06, 0x00}, {0x07, 0x00}, {0x08, 0x7D}, {0x09, 0x00}, + {0x0A, 0x08}, {0x0B, 0x00}, {0x0C, 0xDC}, {0x0D, 0x00}, + {0x0E, 0x00}, {0x0F, 0x00}, {0x10, 0x12}, {0x11, 0x12}, + {0x12, 0xB9}, {0x13, 0xBC}, {0x14, 0x40}, {0x15, 0x08}, + {0x16, 0xA0} }; + + +/* configuration values for IDT registers for Output Refclks: + * Refclk1 not equal to 122.88MHz Refclk2 not equal to 122.88MHz + */ +static const u8 idt_conf_not_122_88[23][2] = { {0x00, 0x00}, {0x01, 0x00}, + {0x02, 0x00}, {0x03, 0x00}, {0x04, 0x0A}, {0x05, 0x00}, + {0x06, 0x00}, {0x07, 0x00}, {0x08, 0x7D}, {0x09, 0x00}, + {0x0A, 0x08}, {0x0B, 0x00}, {0x0C, 0xDC}, {0x0D, 0x00}, + {0x0E, 0x00}, {0x0F, 0x00}, {0x10, 0x14}, {0x11, 0x14}, + {0x12, 0x35}, {0x13, 0xBC}, {0x14, 0x40}, {0x15, 0x08}, + {0x16, 0xA0} }; + +/* Reconfiguration values for some of IDT registers for + * Output Refclks: + * Refclk1 = 122.88MHz Refclk2 = 122.88MHz + * and with feedback as 1 + */ +static const u8 idt_conf_122_88_feedback[12][2] = { {0x00, 0x50}, {0x02, 0xD7}, + {0x04, 0x89}, {0x06, 0xC3}, {0x08, 0xC0}, {0x0A, 0x07}, + {0x0C, 0x80}, {0x10, 0x10}, {0x11, 0x10}, {0x12, 0x1B}, + {0x14, 0x00}, {0x15, 0xE8} }; + +/* configuration values for IDT registers for Output Refclks: + * Refclk1 : 156.25MHz Refclk2 : 156.25MHz + */ +static const u8 idt_conf_156_25[11][2] = { {0x04, 0x19}, {0x06, 0x03}, + {0x08, 0xC0}, {0x0A, 0x07}, {0x0C, 0xA1}, {0x0E, 0x20}, + {0x10, 0x10}, {0x11, 0x10}, {0x12, 0xB5}, {0x13, 0x3C}, + {0x15, 0xE8} }; + +/* configuration values for IDT registers for Output Refclks: + * Refclk1 : 100MHz Refclk2 : 156.25MHz + */ +static const u8 idt_conf_100_156_25[11][2] = { {0x04, 0x19}, {0x06, 0x03}, + {0x08, 0xC0}, {0x0A, 0x07}, {0x0C, 0xA1}, {0x0E, 0x20}, + {0x10, 0x19}, {0x11, 0x10}, {0x12, 0xB5}, {0x13, 0x3C}, + {0x15, 0xE8} }; + +/* configuration values for IDT registers for Output Refclks: + * Refclk1 : 125MHz Refclk2 : 156.25MHz + */ +static const u8 idt_conf_125_156_25[11][2] = { {0x04, 0x19}, {0x06, 0x03}, + {0x08, 0xC0}, {0x0A, 0x07}, {0x0C, 0xA1}, {0x0E, 0x20}, + {0x10, 0x14}, {0x11, 0x10}, {0x12, 0xB5}, {0x13, 0x3C}, + {0x15, 0xE8} }; + +/* configuration values for IDT registers for Output Refclks: + * Refclk1 : 156.25MHz Refclk2 : 100MHz + */ +static const u8 idt_conf_156_25_100[11][2] = { {0x04, 0x19}, {0x06, 0x03}, + {0x08, 0xC0}, {0x0A, 0x07}, {0x0C, 0xA1}, {0x0E, 0x20}, + {0x10, 0x10}, {0x11, 0x19}, {0x12, 0xB5}, {0x13, 0x3C}, + {0x15, 0xE8} }; + +/* configuration values for IDT registers for Output Refclks: + * Refclk1 : 156.25MHz Refclk2 : 125MHz + */ +static const u8 idt_conf_156_25_125[11][2] = { {0x04, 0x19}, {0x06, 0x03}, + {0x08, 0xC0}, {0x0A, 0x07}, {0x0C, 0xA1}, {0x0E, 0x20}, + {0x10, 0x10}, {0x11, 0x14}, {0x12, 0xB5}, {0x13, 0x3C}, + {0x15, 0xE8} }; + +int set_serdes_refclk(u8 idt_addr, u8 serdes_num, + enum serdes_refclk refclk1, + enum serdes_refclk refclk2, u8 feedback); + +#endif /*__IDT8T49N222A_SERDES_CLK_H_ */ |